--------------+------------------------------------------+---------------

Author's name.| Title of Paper. | Pages of

| | reference.

--------------+------------------------------------------+---------------

AHLBORN |"Untersuchungen über das Gehirn der | 210, 489

| Petromyzonten" |

| _Zeitsch. f. wiss. Zool._ Vol. 39. 1883 |

| |

|"Ueber die Segmentation des | 260

| Wirbelthierkörpers" |

| _Zeitsch. f. wiss. Zool._ Vol. 40. 1884 |

| |

AICHEL |"Vergleichende Entwicklungsgeschichte | 424, 428

| und Stammesgeschichte der Nebennieren" |

| _Arch. f. Mikr. Anat._ Vol. 56. 1900 |

| |

ALCOCK | | 135, 287, 288,

| | 289, 304, 307,

| | 347, 445

| |

|"The Peripheral Distribution of the | 164, 171, 177,

| Cranial Nerves of Ammocoetes" | 188, 202, 297,

| _Journ. of Anat. and Physiol._ | 300, 310, 311,

| Vol. 33. 1898 | 316

| |

|"On Proteid Digestion in Ammocoetes" | 58, 213, 442,

| _Journ. of Anat. and Physiol._ |

| Vol. 33. 1898 | 452

| |

ALLEN |"Studies on the Nervous System of | 489

| Crustacea" |

| _Q. J. Micr. Sci._ Vol. 36. 1894 |

| |

ANDERSON, | | 448, 470

H. K. | |

|"The Nature of the Lesions which hinder | 466, 467, 469

| the Development of Nerve-cells and their |

| Processes |

| _Journ. of Physiol._ Vol. 28. 1902 |

| |

|"On the Myelination of Nerve-fibres" | 467, 477

| _Report of the Brit. Assn._ 1898 |

| |

APATHY |"Das leitende Element des Nervensystems | 467

| und seine topographischen Beziehung zu |

| den Zellen" |

| _Mitth. a. d. Zool. Stat. zu Neapel._ |

| Vol. 12. 1896 |

| |

ASSHETON |"On the Phenomenon of the Fusion of the | 42

| Epiblastic Layers in the Rabbit and in |

| the Frog" |

| _Q. J. Micr. Sci._ Vol. 37. 1894 |

| |

|"An Experimental Examination into the | 154

| Growth of the Blastoderm of the Chick" |

| _Proc. of Roy. Soc._ Vol. 60. 1896 |

| |

ASSHETON |"On the Growth in Length of the Frog | 154

| Embryo" |

| _Q. J. Micr. Sci._ Vol. 37. 1894 |

| |

|"A Re-investigation into the Early Stages | 154

| of the Development of the Rabbit" |

| _Q. J. Micr. Sci._ Vol. 37. 1894 |

| |

|"The Primitive Streak of the Rabbit: the | 154

| Causes which may determine its Shape, |

| and the part of the Embryo formed by its |

| Activity" |

| _Q. J. Micr. Sci._ Vol. 37. 1894 |

| |

BALFOUR |'Comparative Embryology.' Vol. 2 | 73, 74, 94,

| London. 1881. Macmillan & Co. | 103, 104, 120,

| | 181, 259, 424

| |

|"On the Origin and History of the | 390, 392

| Urino-genital Organs of Vertebrates" |

| _Journ. of Anat. and Physiol._ |

| Vol. 10. 1876 |

| |

|"On the Nature of the Organ in Adult | 420

| Teleosteans and Ganoids, which is usually|

| regarded as the Head-kidney or |

| Pronephros" |

| _Q. J. Micr. Sci._ Vol. 22. 1882 |

| |

BARKER |'The Nervous System' | 470

| London. 1901 |

| |

BATESON |"The Ancestry of the Chordata" | 11

| _Q. J. Micr. Sci._ Vol. 26. 1886 |

| |

|'Materials for the Study of Variation' | 387

| London. 1894 |

| |

BEARD |"The System of Branchial Sense Organs and | 262, 281, 283

| their Associated Ganglia in Ichthyopsida"|

| _Q. J. Micr. Sci._ Vol. 26. 1885 |

| |

|"The Development of the Peripheral | 262, 281, 283

| Nervous System in Vertebrates" |

| _Q. J. Micr. Sci._ Vol. 29. 1888 |

| |

|"The Old Mouth and the New" | 318

| _Anat. Anzeiger._ 1888 |

| |

|"The Source of Leucocytes and the True | 425, 426

| Function of the Thymus" |

| _Anat. Anzeiger._ Vol. 18. 1900 |

| |

|"The Parietal Eye of the Cyclostome | 84

| Fishes" |

| _Q. J. Micr. Sci._ Vol. 29. 1882 |

| |

BECK AND |"On the Muscular and Endo-skeletal | 171, 222, 224,

LANKESTER | Tissues of Scorpio" | 247, 268-277

| _Trans. Zool. Soc._ Vol. 11. 1885 |

| |

BEECHER |"Natural Classification of the Trilobites"| 283, 351, 436,

| _Amer. Journ. of Sci._ | 437

| Ser. 4. Vol. 3. 1897 |

| |

BELL, C. |'The Nervous System of the Human Body' | 155, 156, 183

| London. 1830 |

| |

BELLONCI |"Système Nerveux et Organes des sens du | 62, 90, 92,

| _Sphæroma serratum_" | 101

| _Archiv. Ital. de Biol._ Vol. 1. 1882 |

| |

|"Sur la structure et les rapports des | 221, 225

| lobes olfactives dans les Arthropods |

| superieurs et les Vertébrés" |

| _Archiv. Ital. de Biol._ Vol. 3. 1883 |

| |

BENHAM AND |"On the Muscular and Endo-skeletal | 143, 171, 176,

LANKESTER | Systems of Limulus" | 177, 247

| _Trans. Zool. Soc._ Vol. 11. 1885 |

| |

BERGER |"Untersuchungen über den Bau des Gehirns | 88-92, 97,

| und der Retina der Arthropoden" | 100, 101

| _Arbeit. a. d. Zool. Instit. Wien._ |

| Vol. 1. 1878 |

| |

BERGH |"Neue Beiträge zur Embryologie der | 478

| Anneliden" |

| _Zeitsch. f. wiss. Zool._ Vol. 50. 1890 |

| |

BERKLEY |"The Intrinsic Nerves of the Kidney" | 477

| _Bulletin of the Johns Hopkins Hospital._|

| Vol. 4 |

| |

BERNARD |'The Apodidæ: a Morphological Study' | 284

| _Nature Series._ 1892 |

| |

BERTKAU |"Beiträge zur Kenntniss der Sinnesorgane | 369

| der Spinnen. 1. Die Augen der Spinnen" |

| _Archiv. f. mikr. Anat._ Vol. 27. 1886 |

| |

BIEDERMANN |'Electro-physiology' | 20

| Translated by F. A. Welby. London. 1896 |

| |

BLANCHARD | Quoted by Huxley | 225

| |

|'L'Organisation du Règne Animal. | 109, 177, 190,

| Arachnides' | 206, 313, 315

| Paris. 1852 |

| |

BLES |"The Correlated Distribution of Abdominal | 431

| Pores and Nephrostomes in Fishes" |

| _Journ. of Anat. and Physiol._ |

| Vol. 32. 1898 |

| |

BOBRETSKY |'Development of Astacus and Palæmon' | 74

| Kiew. 1873 |

| |

BOURNE AND | _See_ Lankester and Bourne. |

LANKESTER | |

| |

BOVERI |"Die Nieren Canälchen des Amphioxus" | 392, 395, 402,

| _Zool. Jahrbuch._ Vol. 5. 1892 | 407, 412, 426,

| | 427

| |

BRAEM |"Was ist ein Keimblatt" | 460, 461, 462

| _Biol. Centralblatt._ Vol. 15. 1895 |

| |

BRAUER |"Beiträge zur Kenntniss der |

| Entwicklungsgeschichte des Skorpions" | 62, 167, 222,

| _Zeit. f. wiss. Zool._ | 237, 281, 482

| Part I. Vol. 57. 1894 |

| Part II. Vol. 59. 1895 |

| |

|"Beiträge zur Kenntniss der Entwicklung | 393, 394, 400,

| und Anatomie der Gymnophionen." III. | 402

| "Die Entwicklung der Excretionsorgane" |

| _Zool. Jahrbuch._ Vol. 16. 1902 |

| |

|"Ueber die Entwicklung von Hydra" | 473

| _Zeit. f. wiss. Zool._ Vol. 52. 1891 |

| |

BÜTSCHLI |"Notiz zur Morphologie des Auges der | 114

| Muscheln" |

| _Festschrift des Natur-hist-med. |

| Vereins zu Heidelberg._ 1886 |

| |

BUJOR |"Contribution a l'étude de la métamorphose| 135, 304

| de _l'Ammocoetes branchialis_ en |

| _Petromyzon Planeri_" |

| _Revue Biologique du Nord de la France._ |

| Vol. 3. 1891 |

| |

CARLSON | | 177, 315, 316

| |

CELESIA |'Differenziamento della proprietà | 489

| inibitoria e dei funzioni coordinatrici |

| nella catena gangliare dei crustacei |

| decapodi' |

| Genoa. 1897 |

| |

CLAUS |"Untersuchungen über den Organismus und | 90-92, 97,

| Entwicklung von Branchipus und Artemia" | 100, 396

| _Arbeit a.d. Zool. Institut. Wien._ |

| Vol. 6. 1886 |

| |

COPE |"On the Phylogeny of the Vertebrata" | 343

| _Proc. Amer. Philos. Soc._ Vol. 30. 1892 |

| |

CRONEBERG |"Ueber die Mundtheile der Arachniden" | 221-224, 241

| _Archiv. f. Naturgeschichte._ 1880 |

| |

CUÉNOT |"Études sur le sang et les glandes | 422

| lymphatiques dans la série animale; |

| 2nd partie; invertébrés" |

| _Arch. d. Zool. exper. gen._ |

| 2nd Ser. Vol. 9. 1891 |

| |

CUNNINGHAM, |"The Significance of Kupffer's Vesicle, | 318

J. T. | with Remarks on other Questions of |

| Vertebrate Morphology" |

| _Q. J. Micr. Sci._ Vol. 25. 1885 |

| |

|"The Nephridia of _Lanice conchilega_" | 403

| _Nature._ Vol. 36. 1887 |

| |

DANA |"On Cephalization" | 53

| _Mag. of Nat. Hist._ 1863 |

| |

DEAN-BASHFORD |'Fishes, Living and Fossil' | 344

| New York. 1895 |

| |

|"On the Embryology of _Bdellostoma | 405

| Stouti_" |

| _Festschr. z. siebenzigsten Geburtstag. |

| von C. v. Kupffer._ Jena. 1899 |

| |

DENDY |"On the Parietal Sense-organs and | 80, 82

| Associated Structures in the New Zealand |

| Lamprey (_Geotria australis_)" |

| _Q. J. Micr. Sci._ Vol. 51. 1907 |

| |

DIETL |"Die Organisation des Arthropoden Gehirns"| 101

| _Zeitsch. f. wiss. Zool._ Vol. 27. 1876 |

| |

DOHRN |'Der Ursprung der Wirbelthiere und das | 14, 60, 185,

| Princip des Functionswechsels' | 186, 317, 318

| Leipzig. 1875 |

| |

| Studien zur Urgeschichte des Wirbelthiere| 188, 195-198,

| Körpers. VIII. "Die Thyroidea bei | 199, 212, 213

| Petromyzon, Amphioxus, und Tunicaten" |

| _Mitth. Zool. Stat. z. Neapel._ |

| Vol. 6. 1886 |

| |

|"Neue Grundlagen zur Beurtheilung der | 262, 263, 279

| Metamerie des Kopfes" |

| _Mitth. Zool. Stat. z. Neapel._ |

| Vol. 9. 1890 |

| |

| Studien zur Urgeschichte des Wirbelthiere| 167, 314, 337

| Gefässe Körpers. XIII. "Ueber Nerven |

| und bei Ammocoetes und _Petromyzon |

| Planeri_" |

| _Mitth. Zool. Stat. z. Neapel._ |

| Vol. 8. 1888 |

| |

DREVERMANN |"Ueber _Pteraspis dunensis_" | 29, 30

| _Zeitschr. d. Deutsch. Geol. |

| Gesellschaft._ Vol. 56. 1904 |

| |

EDGEWORTH |"The Development of the Head-muscles in | 266

| _Gallus domesticus_, and the Morphology |

| of the Head-muscles in the Sauropsida" |

| _Q. J. Micr. Sci._ Vol. 51. 1907 |

| |

EDINGER |'Anatomy of Central Nervous System in Man | 17, 264

| and in Vertebrates' |

| Translated by Hall. 1899 |

| |

v. EICHWALD |"Die Thier- und Pflanzenreste des alten | 327

| rothen Sandsteins und Bergkalks im |

| Nowgorodschen Gouvernement" |

| _Bull. Sci. de l'Acad. Impér. |

| d. St. Petersbourg._ 1840 |

| |

EISIG |"Die Seiten-organe und becherförmigen | 357

| Organe der Capitelliden" |

| _Mitth. a. d. Zool. Stat. z. Neapel._ |

| Vol. 1. 1879 |

| |

|"Capitelliden" | 357

| _Faun. u. Flor. d. Golfes v. Neapel._ |

| Vol. 16. 1887 |

| |

ELLIOTT |"On the Innervation of the Ileo-colic | 449

| Sphincter" |

| _Journ. of Physiol._ Vol. 31. 1904 |

| |

EMERY | Quoted by Weldon | 420

| |

FOSTER, M. | Text-book of Physiology | 108

| |

FREUND |"Die Beziehungen der Schilddrüse zu den | 215

| weiblichen Geschlechtsorganen" |

| _Deutsch. Zeitsch. f. Chirugie._ |

| Vol. 18. 1883 |

| |

FRITSCH, G. |'Untersuchungen über den feineren Bau des | 488, 489

| Fischgehirns' |

| Berlin. 1878 |

| |

FRORIEP |"Ueber Anlagen von Sinnesorganen am | 261, 262, 281,

| Facialis, Glossopharyngeus und Vagus, | 283

| über die genetische Stellung des Vagus |

| zum Hypoglossus, und über die Herkunft |

| der Zungenmusculatur" |

| _Arch. f. Anat. u. Physiol; |

| Anat. Abtheil._ 1885 |

| |

FÜRBRINGER, |'Ueber die Spino-occipetalen Nerven der |

M. | Selachier und Holocephalen' | 276-278, 409

| Fest-schrift für Carl Gegenbaur. 1897 |

| |

GAUBERT |'Recherches sur les organes des sens et | 364, 368-375

| sur les systèmes tegumentaire, |

| glandulaire et musculaire des appendices |

| des arachnides' |

| Paris. 1892 |

| |

GEGENBAUR |"Anatomische Untersuchung eines Limulus" | 20, 358-360

| _Abhandl. d. Naturforsch. Gesellsch. |

| z. Halle._ Vol. 4. 1858 |

| |

|"Ueber die Skeletgewebe der Cyclostomen" | 181

| _Jen. Zeitschrift._ Vol. 5. 1870 |

| |

| Untersuchungen zur vergleichende Anatomie| 151, 259, 261

| der Wirbelthiere III. Heft. 'Das |

| Kopfskeletder Selachiern' |

| Leipzig. 1872 |

| |

|'Grundriss der vergleichenden Anatomie' | 392

| Leipzig. 1878 |

| |

v. GEHUCHTEN |"De l'origine du pathétique et de la | 264

| racine supérieure du trijumeau" |

| _Acad. d. Sci. Belg. Bulletin._ |

| 3rd Ser. Vol. 29. 1895 |

| |

GOETHE | | 258

| |

GÖTTE |'Entwicklungsgeschichte der Unke' | 101, 102, 114

| Leipzig. 1875 |

| |

GOLGI | | 72, 465, 477

| |

GOODRICH |"On the Structure of the Excretory Organs |

| of Amphioxus" |

| _Q. J. Micr. Sci._ Vol. 45. 1902 | 395, 396, 477

| |

|"On the Nephridia of the Polychæta." | 395

| Parts I., II., III. |

| _Q. J. Micr. Sci._ Vols. 40, 41, 43 |

| |

|"On the Excretory Organs of Amphioxus" | 477

| _Proc. Roy. Soc._ Vol. 69. 1902 |

| |

GRABER |"Die Chordo-tonalen Sinnesorgane und das | 364, 369-371

| Gehör der Insecten" |

| _Archiv. f. Mikr. Anat._ |

| Vols. 20 and 21. 1882 |

| |

GRENACHER |'Untersuchungen über das Sehorgan der | 76, 100

| Arthropoden' |

| Göttingen. 1879 |

| |

GUDDEN | Quoted in Obersteiner | 264

| |

HAECKEL | | 461, 462

| |

HALLER, BELA |"Untersuchungen über die Hypophyse und | 320, 321

| die Infundibulärorgane" |

| _Morph. Jahrbuch._ Vol. 25. 1898 |

| |

|"Untersuchungen über das Rückenmark der | 488

| Teleostier" |

| _Morph. Jahrbuch._ Vol. 23. 1895 |

| |

HARDY |"On the Histological Features and | 110, 159

| Physiological Properties of the |

| Post-oesophageal Nerve-cord of the |

| Crustacea" |

| _Phil. Trans. Roy. Soc._ 1894. B. |

| |

HARDY AND |"On the Structure and Functions of the | 112, 206

MACDOUGALL | Alimentary Canal of Daphnia" |

| _Proc. Camb. Phil. Soc._ Vol. 8. 1893 |

| |

HATSCHEK |"Die Metamerie des Amphioxus und des | 289, 300, 337

| Ammocoetes" |

| _Anat. Anzeig._, 7 Jahrgang, 1892. |

| _Verhandl. d. Anat. Gesell. in Wien_, |

| p. 136 |

| |

|"Studien über Entwicklung des Amphioxus" | 407

| _Arbeit. d. Zool. Inst. z. Wien._ |

| Vol. 4. 1881 |

| |

| Quoted by Lankester | 475

| |

HAZEN | _See_ Patten and Hazen. |

| |

HEIDENHAIN | | 258, 259

| |

HEIDER | _See_ Korschelt and Heider. |

| |

HENSEN |"Zur Entwicklung des Nervensystem" | 465, 466

| _Virchows Archiv._ Vol. 30. 1864 |

| |

HENSEN AND | _Archiv. f. Opthalmol._ Vol. 24. 1878 | 265, 266

VÖLCKERS | |

| |

HERTWIG, O., | Quoted in Zeigler's 'Lehrbuch der | 485

AND SAMASSA | vergleichenden Entwicklungsgeschichte |

| der niederen Wirbelthiere.' 1902 |

| |

HIS |"Die Neuroblasten und deren Entstehung | 465, 466

| im embryonalen Mark" |

| _Archiv. f. Anat. u. Physiol. |

| Anat. Abth._ 1889 |

| |

HOFFMANN |"Ueber die Metamerie des Nachhirns und | 276

| Hinterhirns, und ihre Beziehung zu den |

| segmentalen Kopfnerven bei Reptilien |

| embryonen" |

| _Zool. Anzeiger._ Vol. 12. 1889 |

| |

HOLM |"Ueber die Organisation des _Eurypterus | 192, 240, 241,

| Fischeri_" | 306

| _Mem. d. l'Acad. Imp. d. Sci. d. |

| St. Petersbourg._ Vol. 8. 1898 |

| |

HOYER |"Ueber den Nachweis des Mucins in Geweben | 131

| Mittelst der Färbe-Methode" |

| _Archiv. f. Mikr. Anat._ Vol. 36. 1890 |

| |

HUXLEY |"Hunterian Lectures." 1869 | 124, 258, 259

| |

|"On the Structure of the Mouth and Pharynx| 222, 225, 271

| of the Scorpion" |

| _Q. J. Micr. Sci._ Vol. 8. 1860 |

| |

|"On the Anatomy and Affinities of the | 238

| Genus Pterygotus" |

| _Mem. of the Geol. Survey._ |

| Monograph I. 1859 |

| |

|"On Cephalaspis and Pteraspis" | 327

| _Q. J. of Geol. Soc._ Vol. 14. 1858 |

| |

JAEKEL |"Ueber Tremataspis und Patten's Ableitung | 329, 339, 340,

| der Wirbelthiere von Arthropoden" | 351

| _Protocoll der Deutschen Geolog. |

| Gesellschaft_, p. 84; in _Zeitsch. d. |

| Deutschen Geologischen Gesellsch._ |

| Vol. 55. 1903 |

| |

|"Ueber die Organisation und systematische | 345

| Stellung der Asterolepiden" |

| _Ibid._, p. 41 |

| |

JOHNSON |"Contributions to the Comparative Anatomy | 70

| of the Mammalian Eye, chiefly based on |

| Opthalmoscopic Examination" |

| _Phil. Trans. Roy. Soc. B._ |

| Vol. 194. 1901 |

| |

JOSEPH |"Ueber das Achsenskelett des Amphioxus" | 444

| _Zeitsch. f. wiss. Zool._ Vol. 59. 1895 |

| |

JULIN AND | Recherches sur l'Organisation des | 425

VAN BENEDEN | Ascidies simples. "Sur l'hypophyse," etc.|

| _Archives de Biologie._ Vol. 2. 1881 |

| |

KAENSCHE |"Beiträge zur Kenntniss der Metamorphose | 135, 304

| des _Ammocoetes branchialis_ in |

| _Petromyzon_" |

| _Schneider's Beiträge._ Vol. 2. 1890 |

| |

v. KENNEL |"Entwickelungsgeschichte von _Peripatus | 398, 399, 411

| Edwardsii_ und _Peripatus torquatus_." |

| II. Theil |

| _Arbeit. a. d. Zool. Zoot. Instit. |

| Würzburg._ Vol. 8. 1888 |

| |

KERR |"On some Points in the Early Development | 461, 466, 478

| of Motor Nerve-trunks and Myotomes in |

| _Lepidosiren paradoxa_" |

| _Trans. Roy. Soc. Edin._ Vol. 41. 1904 |

| |

KILLIAN |"Zur Metamerie des Selachierkopfes" | 262

| _Verhandl. d. Anat. Gesell. |

| Versamml. in München._ 1891 |

| |

KISHINOUYE |"On the Development of _Limulus | 167, 238, 252,

| longispina_" | 253, 273, 320,

| _Journ. of Coll. of Sci., Tokio._ | 382

| Vol. 5. 1891 |

| |

KLEINENBERG | Quoted by Beard | 318

| |

v. KÖLLIKER |"Die obere Trigeminus-Wurzel" | 280

| _Arch. f. Mikr. Anat._ Vol. 53. 1899 |

| |

v. KÖLLIKER | |

AND | Handbuch der Gewebe-Lehre. 6th Auflage. | 264, 425, 488

TERTERJANZ | 1893 |

| |

KOHL |"Rudimentäre Wirbelthieraugen" | 94, 96, 99,

| _Bibliotheca Zoologica. Leukart und | 101

| Chun._ Vol. 4 and Vol. 5 |

| |

KOHN |"Ueber den Bau und die Entwicklung der | 428

| sogenannten Carotis-drüse" |

| _Archiv. f. Mikr. Anat._ Vol. 56. 1900 |

| |

KORSCHELT AND |'Text-book of the Embryology of the | 27, 73, 88,

HEIDER | Invertebrates.' Translated by M. Bernard.| 114-116, 397,

| 1900. Part III. and Part IV. | 429, 431

| |

KOWALEWSKY |"Ein Beitrag zur Kenntniss der | 421

| Excretionsorgane der Pantopoden" |

| _Mem. d. l'Acad. d. Imp. d. Sci. d. St. |

| Petersbourg._ Ser. VII. Vol. 38. 1890 |

| |

|"Une nouvelle glande lymphatique chez le | 423

| scorpion d'Europe" |

| _Ibid._ Ser. VIII. Vol. 5. 1897 |

| |

|"Étude Biologique sur les Clepsines" | 421

| _Ibid._ Ser. VIII. Vol. 5. 1897 |

| |

|"Ein Beitrag zur Kenntniss der | 420, 422, 472

| Excretionsorgane" |

| _Biologisches Centralblatt._ 1889 |

| |

|"Weitere Studien über die | 409, 410

| Entwicklungsgeschichte des |

| _Amphioxus lanceolatus_" |

| _Archiv. f. Mikr. Anat._ Vol. 13. 1877 |

| |

KRIEGER |"Ueber das Centralnervensystem des | 101

| Flusskrebses |

| _Zeitsch. f. wiss. Zool._ Vol. 33. 1880 |

| |

v. KUPFFER |'Studien zur vergleichenden Entwicklungs- |

| geschichte des Kopfes der Kranioten.' |

| Heft. 1. 'Die Entwicklung des Kopfes | 318, 319, 320,

| von _Acipenser_' | 440

| München. 1893 |

| |

| Heft. 2. 'Die Entwicklung des Kopfes | 300, 440

| von _Ammocoetes Planeri_' |

| München. 1894 |

| |

| Heft. 3. 'Die Entwicklung der | 228, 263, 282,

| Kopfnerven von _Ammocoetes Planeri_.' | 283, 405, 458

| Dritter Abschnitt. 'Die Metamorphose |

| des larvalen Nervensystems des Kopfes'|

| München. 1895 |

| |

LANG |'Text-book of Comparative Anatomy.' | 357

| Translated by H. M. and M. Bernard |

| |

LANGERHANS |"Untersuchungen über _Petromyzon | 94-101, 301,

| Planeri_" |

| _Bericht v. d. Verhandl. d. Naturforsch. | 405

| Gesellsch. z. Freiburg._ 1873 |

| |

LANGLEY | Schäfer's 'Text-book of Physiology.' | 2, 3, 448

| Vol. 2. 1900 |

| |

LANKESTER | Article "Vertebrata" in the | 484

| 'Encyclopædia Britannica' |

| |

|"On the Skeleto-trophic Tissues and Coxal | 137, 139, 253,

| Glands of Limulus, Scorpio, and Mygale | 320, 321

| _Q. J. Micr. Sci._ Vol. 24. 1884 |

| |

|"Limulus an Arachnid" | 62, 238, 241,

| _Q. J. Micr. Sci._ Vol. 21. 1881 | 306, 361, 366

| |

|'Extinct Animals' | 22, 150, 345

| London. Constable & Co. 1906 |

| |

| A treatise on Zoology. Edited by E. Ray |

| Lankester. |

| Part II. 'The Entero-coela and the | 472-478

| Coelomocoela' |

| |

LANKESTER AND |"A Monograph of the Fishes of the Old Red | 29, 275, 327,

POWRIE | Sandstone of Britain." | 339, 345

| Part I. "The Cephalaspidæ" |

| _Palæontographical Soc._ 1868 |

| |

LANKESTER, |"On the Muscular and Endo-skeletal Systems| 177, 222, 224,

BENHAM, AND | of Limulus and Scorpio, with some Notes | 313

BECK | on the Anatomy and Generic Characters of |

| Scorpions" |

| _Trans. Zool. Soc._ Vol. 11. 1885 |

| |

LANKESTER AND |"The Minute Structure of the Lateral and | 74, 81-83

BOURNE | Central Eyes of Scorpio and Limulus" |

| _Q. J. Micr. Sci._ Vol. 23 |

| |

LANKESTER AND |"The Development of the Atrial Chamber of |

WILLEY | Amphioxus" | 409

| _Q. J. Micr. Sci._ Vol. 31. 1890 |

| |

LANKESTER AND |"Evidence in Favour of the View that the | 429

GULLAND | Coxal Gland of Limulus and of other |

| Arachnids is a Modified Nephridium" |

| _Q. J. Micr. Sci._ Vol. 25. 1885 |

| |

LATREILLE | | 221

| |

LAURIE |"The Anatomy and Relations of the | 237

| Eurypteridæ" |

| _Trans. Roy. Soc. Edin._ Vol. 37. 1893 |

| |

|"On a Silurian Scorpion and some | 238, 239

| Additional Eurypterid Remains from the |

| Pentland Hills |

| _Ibid._ Vol. 34. 1899 |

| |

LEYDIG | | 91

| |

LOCY |"Contributions to the Structure and | 179, 262

| Development of the Vertebrate Head" |

| _Journ. Morph._ Vol. 11. 1895 |

| |

LOEB, LEO, AND|"On Regeneration in the Pigmented Skin of | 470

R. M. STRONG | the Frog, and on the Character of the |

| Chromatophores" |

| _Amer. Jour. of Anat._ Vol. 3. 1904 |

| |

LOWNE |'The Anatomy, Physiology, Morphology, and | 369, 370, 375

| Development of the Blow-fly' |

| London. 1895 |

| |

LUGARO | Quoted by Anderson | 467

| |

LWOFF |"Ueber den Zusammenhang von Markrohr und | 444

| Chorda beim Amphioxus und ähnliche |

| Verbältnisse bei Anneliden" |

| _Zeitsch. f. wiss. Zool._ Vol. 56. 1893 |

| |

MAAS |"Ueber Entwicklungstadien der Vorniere und| 392, 402, 412,

| Urniere bei Myxine" | 419

| _Zool. Jahrbuch._ Vol. 10. 1897 |

| |

MACBRIDE |"Further Remarks on the Development of | 410

| Amphioxus" |

| _Q. J. Micr. Sci._ Vol. 43. 1900 |

| |

McDOUGALL | _See_ Hardy and McDougall. |

| |

MACLEOD |"Recherches sur la structure et la | 169, 174

| signification de l'appareil respiratoire |

| des Arachnides" |

| _Archiv. de Biol._ Vol. 5. 1881 |

| |

MAGNUS |"Versuche am überlebenden Dünndarm von | 447

| Säugethieren" |

| _Archiv. f. d. Ges. Physiologie._ |

| Vols. 102, 103. 1904 |

| |

MARK | | 115

| |

MARSHALL |"On the Head-cavities and Associated | 185, 186

| Nerves of Elasmobranchs" |

| _Q. J. Micr. Sci._ Vol. 21. 1881 |

| |

|"The Segmental Value of the Cranial | 260

| Nerves" |

| _Journ. of Anat. and Physiol._ |

| Vol. 16. 1882 |

| |

MASTERMAN |"On the Diplochorda" | 16

| _Q. J. Micr. Sci._ Vol. 43. 1900 |

| |

MAURER |"Die Schilddrüse, Thymus und andere | 427, 428

| Schlundspaltenderivate bei den Eidechse" |

| _Morph. Jahrbuch._ Vol. 27. 1899 |

| |

MAYER, F. |"Das Centralnervensystem von Ammocoetes" | 489

| _Anat. Anzeig._ Vol. 13. 1897 |

| |

MAYER, P. |"Ueber die Entwicklung des Herzens und der| 179

| grossen Gefässstämme bei den |

| Selachiern" |

| _Mitth. a. d. Zool. Stat. z. Neapel._ |

| Vol. 7. 1887 |

| |

METSCHNIKOW | Quoted by Kowalewsky | 422

| |

MEYER |"Studien über den Körperbau der | 403

| Anneliden" |

| _Mitth. a. d. Zool. Stat. z. Neapel._ |

| Vol. 7. 1887 |

| |

MILNE-EDWARDS |"Anatomie des Limules" | 157, 159, 176,

| _Annales des Sciences Naturelles._ | 177, 313

| Ser. 5. Vol. 17. 1872 |

| |

MINCHIN | A treatise on Zoology. Edited by Ray | 473

| Lankester. Part II. "The Porifera and |

| Coelenterata" |

| |

MITSUKURI |"On the Fate of the Blastopore, the | 179

| Relations of the Primitive Streak, and |

| the Formation of the Posterior End of the|

| Embryo in Chelonia," etc. |

| _Journ. Coll. Sci._ Tokyo. |

| Vol. 10. 1896 |

| |

MOTT |"Croonian Lectures of the Roy. Coll. of | 469

| Physicians," 1900 |

| |

MOTT AND |"On the Chemistry of Nerve-degeneration" | 469

HALLIBURTON | _Phil. Trans. Roy. Soc. B._ |

| Vol. 194. 1901 |

| |

MÜLLER, J. | | 1

| |

|"Vergleichende Anatomie der Myxinoiden" | 126

| _Abhandl. d. Kgl. Akad. d. Wiss._ |

| Berlin. 1834 |

| |

MÜLLER, W. |"Ueber die Stammes Entwickelung des | 96-100, 105,

| Sehorgans der Wirbelthiere" | 108

| Festgabe C. Ludwig. Leipzig. 1874 |

| |

NEAL |"The Segmentation of the Nervous System | 179, 266, 300

| in _Squalus acanthias_" |

| _Bull. of Mus. Comp. Zool._ |

| Harvard. Vol. 31. 1898 |

| |

NESTLER |"Beiträge zur Anatomie und | 168, 171, 175,

| Entwicklungsgeschichte von _Petromyzon | 445

| Planeri_" |

| _Archiv. f. Naturgesch. Jahrgang_, 56. |

| Vol. I. 1890 |

| |

NIESKOWSKI |"Der _Eurypterus Remipes_ aus den ober- | 26, 239, 240

| silurischen Schichten der Insel Oesel" |

| _Arch. f. d. Naturkunde Liv-Ehst-und |

| Kurlands._ 1st Ser. Vol. 3. 1858 |

| |

NUSBAUM, J. |"Einige neue Thatsachen zur | 320

| Entwicklungsgeschichte des _Hypophysis |

| Cerebri_ bei Säugethieren" |

| _Anat. Anzeiger._ Vol. 12. 1896 |

| |

OBERSTEINER |'Central Nervous System.' Translated by | 264, 280

| Hill. 1896 |

| |

OKEN | | 258

| |

OWEN |"Essays on the Conario-Hypophysial Tract, | 14

| and the Aspects of the Body in Vertebrate|

| and Invertebrate Animals" |

| |

|"On the Anatomy of the American King-crab | 211

|(_Limulus polyphemus_)" |

| _Trans. Linn. Soc._ Vol. 28. 1873 |

| |

PANDER |'Monographie der fossilen Fische des | 327

| Silurischen Systems des russisch- |

| baltischen Gouvernements' |

| St. Petersbourg. 1856 |

| |

PARKER, G. H. |"The Retina and Optic Ganglia in Decapods,| 91, 93, 97

| especially in Astacus" |

| _Mitth. a. d. Zool. Stat. z. Neapel._ |

| Vol. 12. 1895 |

| |

|"The Compound Eyes in Crustaceans" | 99, 100, 114

| _Bull. of Harvard Mus. of Comp. Zool._ |

| Vol. 20. 1890 |

| |

|"The Function of the Lateral-line Organs | 357

| in Fishes" |

| _Bull. of the Fisheries Bureau._ |

| Washington. Vol. 24. 1904 |

| |

|"Studies on the Eyes of Arthropods" | 73, 79, 83-85,

| _Journ. of Morphology._ | 114

| Vols. 1 and 2. 1887 and 1889 |

| |

PARKER, W. K. |"On the Skeleton of the Marsipobranch | 120, 125, 126,

| Fishes" | 131

| _Phil. Trans. Roy. Soc._ 1883 |

| |

PATTEN |"On the Origin of Vertebrates from | 352, 353

| Arachnids" |

| _Q. J. Micr. Sci._ Vol. 31. 1890 |

| |

|"On the Morphology and Physiology of the | 358-367, 371

| Brain and Sense-organs of Limulus" |

| _Q. J. Micr. Sci._ Vol. 35. 1893 |

| |

|"New Facts concerning Bothriolepis" | 32, 351, 450

| _Biological Bulletin._ Vol. 7. 1904 |

| |

|"On the Structure and Classification of | 329

| the Tremataspidæ" |

| _Mem. d. l'Acad. Imp. d. Sci. de |

| St. Petersbourg._ Vol. 13. 1903 |

| |

|"On the Structure of the Pteraspidæ and |

| Cephalaspidæ" | 415

| _The American Naturalist._ Vol. 37. 1903 |

| |

|"On the Appendages of Tremataspis" | 351

| _The American Naturalist._ Vol. 37. 1903 |

| |

|"On Structures Resembling Dermal Bones in | 346

| Limulus" |

| _Anat. Anzeig._ Vol. 9. 1894 |

| |

PATTEN AND |"The Development of the Coxal Gland, etc.,| 408

HAZEN | of _Limulus Polyphemus_" |

| _Journ. of Morphol._ Vol. 16. 1900 |

| |

PATTEN AND | Studies on Limulus. II. "The Nervous | 314, 315, 381,

REDENBAUGH | System of _Limulus Polyphemus_" | 382

| _Journ. of Morphol._ Vol. 16. 1900 |

| |

PERLIA | Quoted by Edinger | 264

| |

PICK | " " | 265

| |

PLATT |"A Contribution to the Morphology of the | 253, 265-267,

| Vertebrate Head, based on a Study of | 273, 274, 279,

| _Acanthias vulgaris_" | 284

| _Journ. Morphol._ Vol. 5. 1891 |

| |

|"Fibres connecting the Central Nervous | 443

| System and Chorda in Amphioxus" |

| _Anat. Anzeig._ 1892 |

| |

PRICE |"Development of the Excretory Organs of | 394

| _Bdellostoma Stouti_" |

| _Zool. Jahrbuch._ Vol. 10. 1897 |

| |

RABL |"Ueber die Metamerie des Wirbel- | 258, 262

| thierkopfes" |

| _Verhandl. der Anat. Gesellsch. Versamml.|

| in Wien. Anat. Anzeig._ 1892 |

| |

|"Die Entwicklung und Structur der | 424

| Nebennieren bei den Vögeln" |

| _Arch. f. mikr. Anat._ Vol. 38. 1891 |

| |

RAMÓN Y. CAJAL| | 72, 465

| |

RATHKE |"Anatomie des Querders" | 161, 169, 304

| _Naturforsch. Gesellsch. zu Dantzig._ |

| Vol. 2. 1827 |

| |

REDENBAUGH | _See_ Patten and Redenbaugh. |

| |

REICHENBACH |"Entwicklungs-geschichte des Flusskrebses"| 98-100, 114

| _Abhandl. d. Senckenbergischen |

| Naturforsch. Gesellsch._ Vol. 14. 1886. |

| |

RETZIUS |'Biologische Untersuchungen.' Vol. 1. | 20, 489

| 1890. "Zur Kenntniss des Nervensystem der|

| Crustaceen" |

| |

ROHON | Die Obersilurischen Fische von Oesel. 1st| 32, 275, 276

| Theil. "Thyestidæ und Tremataspidæ" |

| _Mem. d. l'Acad. Imp. d. Sci. d. St. |

| Petersbourg._ 7th Ser. Vol. 38. 1892 |

| |

|"Weitere Mittheilungen über die Gattung | 327-330,

| _Thyestes_" | 339-341, 382

| _Bull. d. l'Acad. d. St. Petersbourg._ |

| 5th Ser. Vol. 4. 1896 |

| |

ROLPH |"Untersuchungen über den Bau des | 444

| _Amphioxus lanceolatus_" |

| _Morphol. Jahrbuch._ Vol. 2. 1887 |

| |

RÜCKERT, J. |"Entwicklung der Excretionsorgane" | 392, 393, 400

| _Merkel und Bonnet; Anat. Hefte._ |

| Vol. 1. 1891. |

| |

|"Ueber die Entstehung der Excretionsorgane| 403

| bei Selachiern" |

| _Archiv. f. Anatomie._ 1888 |

| |

ST. HILAIRE |"Sur la Vertèbre" | 11

| _La Revue Encyclopédique._ 1822 |

| |

SAMASSA |"Bemerkungen über die Methode der | 462

| Vergleichenden Entwicklungsgeschichte" |

| _Biol. Centralblatt._ Vol. 18. 1898 |

| |

SCHAFFER |"Ueber das Knorpelige Skelett von | 126-135

| Ammocoetes" |

| _Zeitsch. f. wiss. Zool._ Vol. 61. 1896 |

| |

|"Ueber die Thymusanlage bei _Petromyzon | 426-428

| Planeri_" |

| _Sitzungsber. d. K. Akad d. Wiss. |

| in Wien._ Vol. 103. 1894 |

| |

SCHIMKÉWITSCH |"Sur la structure et sur la signification | 143-145, 342

| de l'Endosternite des Arachnides" |

| _Zool. Anzeig._ 1893 |

| |

|"Anatomie de l'Epeire" | 369

| _Ann. d. Sci. Nat._ Vol. 17. 1884 |

| |

SCHMIDT |"Die Crustaceen-fauna der Eurypteren- | 190, 191, 236,

| schichten von Rootziküll auf Oesel" | 240, 329, 341

| _Mem. d'Acad. Imp. d. Sci. d. |

| St. Petersbourg._ Vol. 31. 1883 |

| |

SCHMIEDEBERG |"Ueber die chemische Zusammensetzung des | 147

| Knorpels" |

| _Arch. f. exper. Pathol. und Pharmak._ |

| Vol. 28. 1891 |

| |

SCHNEIDER, A. |'Beiträge zur Anatomie und | 128, 130, 172,

|Entwicklungsgeschichte der Wirbelthiere' | 195, 197, 213,

| Berlin. 1879 | 310, 445

| |

SCHNEIDER, G. |"Ueber phagocytäre Organe und | 421

| Chloragogenzellen der Oligochæta" |

| _Zeitsch. f. wiss. Zool._ Vol. 61. 1896 |

| |

SCOTT |"Notes on the Development of Petromyzon" | 42, 78, 111,

| _Journ. of Morphol._ Vol. 1. 1887 | 112, 406

| |

SEDGWICK |"A Monograph of the Development of | 397-400

| _Peripatus capensis_" |

| _Studies from the Morphological |

| Laboratory, Cambridge._ Vol. 4. 1888 |

| |

|"Development of the Kidney in its Relation| 390

| to the Wolffian Body in the Chick" |

| _Q. J. Micr. Sci._ Vol. 20. 1880 |

| |

|"Early Development of the Wolffian Duct | 393, 394, 400

| and Anterior Wolffian Tubules in the |

| Chick; with some Remarks on the |

| Vertebrate Excretory System" |

| _Q. J. Micr. Sci._ Vol. 21. 1881 |

| |

SEMON |"Das Excretionssystem der Myxinoiden" | 400, 419

| _Festschrift f. Gegenbaur._ Leipzig. 1897|

| |

SEMPER |"Die Stammesverwandschaft der Wirbelthiere| 390, 392

| und Wirbellosen" |

| _Arbeit. a. d. Zool. Zoot. Inst. |

| Würzburg._ Vol. 2. 1875 |

| |

|"Das Urinogenitalsystem der Plagiostomen | 390, 392

| und seine Bedeutung für die übrigen |

| Wirbelthiere" |

| _Ibid._ Vol. 2. 1875 |

| |

SHELDON |"On the Development of _Peripatus | 400

| Nova-Zealandiæ_" |

| _Studies from the Morphological |

| Laboratory, Cambridge._ Vol. 4. 1889 |

| |

SHERRINGTON |"On the Anatomical Constitution of the | 267

| Nerves of Muscles" |

| _Journ. of Physiol._ Vol. 17. 1894. |

| _Proc. of Physiol. Soc._ June 23 |

| |

SHIPLEY | | 334

| |

|"On some points in the Development of | 167, 305, 378,

| _Petromyzon fluviatilis_" | 401, 405, 406

| _Q. J. Micr. Sci._ Vol. 27. 1887 |

| |

v. SMIRNOW |"Ueber die Nervenendigungen in den Nieren | 477

| der Säugethiere" |

| _Anat. Anzeiger._ Vol. 19. 1901 |

| |

SMITH, ELLIOT | | 17

| |

SPANGENBERG |"Zur Kenntniss von _Branchipus stagnalis_"| 396

| _Zeitsch. f. wiss. Zool._ Vol. 25. 1875 |

| |

SPENGEL |'Die Enteropneusten' | 494

| Berlin. 1893 |

| |

STARR | Quoted by Edinger | 265, 266

| |

STUDNIÇKA |"Sur les organes pariétaux de _Petromyzon | 80, 81, 86

| Planeri_" |

| _Sitzungsber. d. K. Gesell. d. |

| Wiss. in Prag._ 1893 |

| |

|"Ueber den feineren Bau der | 81, 86

| Parietalorgane von _Petromyzon marinus_" |

| _Sitzungsber. d. K. böhmischen Gesell. |

| d. Wiss. Prag._ 1899 |

| |

TAKAMINE |"The Isolation of the Active Principle | 423

| of the Supra-renal Gland" |

| _Journ. of Physiol._ Vol. 27. |

| _Proc. of Physiol. Soc._, Dec. 14, 1901 |

| |

TARNANI |"On the Anatomy of the Thelyphonides" | 190, 206-208

| _Revue des Sciences Naturelles, |

| St. Petersbourg._ 1890 |

| |

|"Die genitalen Organe der Thelyphonus" | 190, 206-208

| _Biol. Centralblatt._ Vol. 9. 1889 |

| |

TRAQUAIR |"Report on Fossil Fishes collected by the | 343-345, 350

| Geological Survey of Scotland in the |

| Silurian Rocks of the South of Scotland" |

| _Trans. Roy. Soc., Edin._ Vol. 39. 1899 |

| |

VIALLANES |"Contribution à l'histologie du système | 100

| nerveux des Invertébrés; la lame |

| ganglionnaire de la Langouste" |

| _Ann. Sci. Nat._ Vol. 13 |

| |

VINCENT, |"The Carotid Gland of Mammalia and its | 424

SWALE | Relation to the Supra-renal Capsule, with|

| some Remarks upon Internal Secretion and |

| the Phylogeny of the latter Organ" |

| _Anat. Anzeiger._ Vol. 18. 1900 |

| |

|"Contributions to the Comparative Anatomy | 424

| and Histology of the Supra-renal |

| Capsules" |

| _Trans. Zool. Soc._ Vol. 14. 1897 |

| |

VIRCHOW |"Transformation and Descent" | 479

| _Journ. of Path. and Bacter._ |

| Vol. 1. 1893 |

| |

VOGT | | 258

| |

VÖLCKERS | _See_ Hensen and Völckers. |

| |

WAGNER | Quoted by Gaubert |

| |

WEISS |"Excretory Tubules in _Amphioxus | 426

| Lanceolatus_" |

| _Q. J. Micr. Sci._ Vol. 31. 1890 |

| |

WELDON |"On the Supra-renal Bodies of Vertebrates"| 420, 424, 429

| _Q. J. Micr. Sci._ Vol. 25. 1885 |

| |

|"Note on the Origin of the Supra-renal | 424

| Bodies in Vertebrates" |

| _Proc. Roy. Soc._ Vol. 37. 1884 |

| |

WHEELER |"Development of the Urino-genital | 402, 405

| Organs of the Lamprey" |

| _Zool. Jahrbuch._ Vol. 13. 1899 |

| |

v. WIJHE |"Ueber die Mesodermsegmente des Rumpfes | 155-157, 172,

| und die Entwicklung des Excretionsystems | 173, 188, 234,

| bei Selachiern" | 258, 260, 262,

| _Archiv. f. Mikr. Anat._ Vol. 33. 1889 | 263, 266, 273,

| | 280, 308, 390-

| | 393, 397, 400,

| | 406-408, 412

| |

|"Beiträge zur Anatomie der Kopfregion des | 410, 426-428

| _Amphioxus lanceolatus_" |

| _Petrus Camper. Deel._ 1; _Aflevering._ 2|

| |

WILLEY | _See_ Lankester and Willey. |

| |

WOLFF |"Die Cuticula der Wirbelthierepidermis" | 302

| _Jen. Zeitsch. f. Naturwissenschaft._ |

| Vol. 23. 1889 |

| |

WOODWARD, H. |"A Monograph of the British Fossil | 235-240, 249,

| Crustacea, belonging to the order | 251, 275

| Merostomata" |

| _Palæontographical Society._ 1878 |

| |

WOODWARD, | | 339

SMITH | |

|'Catalogue of Fossil Fishes in the British| 29, 326, 327,

| Museum.' Part II. | 344, 349, 351

| London. 1891 |

| |

v. ZITTEL | Handbuch der Palæontologie | 190

GENERAL INDEX

[_The numbers in dark type refer to illustrations_]

Acilius larva, eye of, 78, 83

Acromegaly, 425

Actinotrocha, 438

Addison's disease, 423

Adelopthalmus, 249

Adrenalin, 423, 491

Adrenals, 423, 491

Agnathostomatous fishes, 29, 343

Alimentary canal, 433

" " Ammocoetes, 168, 405, 445

" " invertebrate, compared to tube of central nervous

system of vertebrate, 43, 433

" " innervation of, 447

" " origin of, 444

" " position of vertebrate and invertebrate, 10

" " possibility of formation of new, 58

" " relationship between notochord and, 434

Ammocoetes, 32, 245

" an ancestral type, 35, 309

" alimentary canal, 168, 405, 445

" auditory organ, 378, 379

" brain, 39, 40, 41, 45, 46, 48, 54, 61

" branchial appendages, 161, 162, 163, 164

" " basket-work, 126, 128, 296, 331, 335

" " chamber, 161, 168, 162, 163

" " circulation in Limulus and, 174

" " diaphragms, 161, 167

" " lamellæ, 175

" " muscles, 171

" " nerves, 164

" " segments, 178, 312

" cartilage, hard, 133, 133, 293, 294, 377

" " muco, 130, 131, 291, 293, 294, 296, 330, 331, 333,

334, 335, 338

" " soft, 129, 130, 293, 294, 296, 335

" degeneracy, evidence of, 59, 94, 343

" development, 228, 458

" digestion, 58, 442

" epithelial cells of gills, 214

" epithelial cells of skin, 347

" " pits, 173, 200

" eye, 93

" " muscles, 267

" " median or pineal, 63, 75, 76, 77, 78, 80, 85, 86

" " " " left, 78, 79

" fat-column, 181, 182

" " in degenerated muco-cartilage, 333, 334

" ganglia in embryo, 229, 283

" gland-tissue round the brain, 209, 210, 379

" head-region, 128, 162, 163, 193, 293, 294, 296, 298, 335

" head-shield, 329, 331, 338

" liver, 442, 452

" lymphatic glandular tissue, 426

" Müllerian fibres, 489

" muscles, eye, 173, 267

" " lip, lower, 297

" " " upper, 305

" " respiratory, 171

" " somatic, 332, 336, 409

" " tubular, 173, 298, 309

" nerves, cranial, 141

" " facial, 186, 311

" " glossopharyngeal, 186

" " optic, 105

" " trigeminal, 282, 288, 288

" " vagus, 153, 173, 186

" nerve-fibres, medullation of, 20

" notochord, 182, 435

" olfactory tube, 219, 225, 227, 317

" oral chamber, 317, 243, 287, 458

" parasitism, 60, 286

" pituitary, 321

" prosomatic region, 243

" pronephric duct, 402, 405

" relationship to Ostracodermata, 326, 338, 344, 414, 416

" retina, 93, 111

" skin, 58, 346, 348, 442

" skeleton, 125, 126, 132, 291, 296, 335

" segments, comparison with segments of Eurypterus, 323

" " facial, 201

" " hyoid, 186, 201

" " prosomatic, 286

" septa between myomeres, 416

" tentacles of upper lip, 303

" test, biological, to show relationship with Limulus, 493

" thyroid, 192, 194, 196, 205, 213, 430

" transformation, 18, 59, 125, 168, 193, 199, 200, 220, 227,

228, 287, 291, 304, 307, 309, 331, 336, 347, 349, 389, 445

" velum, 228, 289, 298, 302

Amoebocytes, 473

Amphibia, 23, 345

Amphioxus, 33, 407

" atrial cavity, 409

" branchial nephric glands, 426

" endostyle, 198, 212

" excretory organs, 389, 395, 477

" neuropore, 220, 457

" notochord, 435, 436, 443

" pleural folds, 495

" septa between myomeres, 416

" somatic muscles, 409

" yolk, 485

Androctonus, 53, 54, 372, 423

Annelids, lateral sense-organs, 357, 367

" nephric organs, 390

" rigin of Arthropods from, 395

" parapodal ganglia, 283

" phagocytic glands, 421

Anthozoa, 474

Antiarcha, 29, 326, 343

Antibody, 492

Antitoxin, 492

Anus, 43, 457

Aponeuroses, 327, 342, 414

Apparatus, auditory, 355

" dioptric, 83

" respiratory, 148

" suctorial, of Petromyzon, 287

Appendages, branchial, of Ammocoetes, 161, 162, 163, 164

" " Limulus, 164

" " internal, 149

" derivation of suctorial apparatus of Petromyzon from, 290

" disappearance of, in transformation of Arthropod into

Vertebrate, 386, 413

" evidence of, in prosomatic region of ancient fishes, 342

" muscles, in Limulus and Scorpion, 247

" prosomatic, of Gigantostraca, 234

" Trilobites, 351

Apus, 28, 137, 436, 437

Arachnids, eyes, 75, 87

" diverticula of stomach, 109

" lyriform organs, 364, 368

" segmental excretory organs, 423

Archæocytes, 473

Artemia, _v._ Branchipus

Arthropleura, 249

Arthropoda, arrangement of organs, 10

" evolution, 11

" excretory organs, 396, 418

" eyes, 75, 89

" giant-fibres, 489

" musculature, 411

" olfactory organs, 220

" resemblance to ancient fishes, 29

Astacus, brain, 54

" digestive ferment in cells lining the carapace, 442

" optic chiasma, 101

" optic stalk, 91

" etina, 98

Asterolepis, 326, 342

Atrium, 410

Auchenaspis (Thyestes), 30, 31, 75, 275, 326, 327, 328, 338

Auditory apparatus, 355

Auerbach, plexus of, 447

Aurelia, 475

Autonomic nerves, 3

Balanoglossus, 12, 12, 433, 438, 494

Bdellostoma, 394, 405

Belinurus, 24, 249, 351

Bird, rhomboidal sinus, 46

Bladder, 449

" swim, 148

Blastula, 459, 471, 473

Blood, 463, 472, 474

" circulation, in Ammocoetes and Limulus, 174

" secretion of ductless glands into, 418

Bothriolepis, 29, 32, 239, 326, 351, 450

Bone, 344, 474, 481

Brain, Ammocoetes and Arthropod, 54, 61

" and brain-case of Ammocoetes, 40, 41, 46, 209

" caudal, of Thelyphonus, 450

" epithelial lining of, 38

" roof, 39

" Sphæroma serratum, 62, 90

" Thelyphonus, 56

" ventricles, 4

" vesicles, 48

Branchial basket-work of Ammocoetes, 126, 128, 296, 331, 335

Branchipus, 28

" brain, 51, 54

" eyes, lateral, 88

" " " retina of, 91, 97

" " median, 75

" excretory organs, 396

" (Artemia) diverticula of gut and retinal ganglion, 110, 111,

113

" nerves of appendages, 157

" segmentation, 159

" resemblance to Trilobite, 436

Bunodes, 24, 30, 249, 341, 351, 414

Bundle of Meynert, 48, 77

Bundles, posterior longitudinal, 489

Buthus, muscles, 270

Calcification in aponeuroses of Cephalaspis, 414

" cartilage, 140,330

" successive layers of the skin, 348

Camerostome, 221, 222, 223, 224, 241, 271

Canal, alimentary, formation of vertebrate, 58, 433, 446

" " innervation, 447

" " relationships between notochord and, 434

" " origin, 444

" Haversian, 329

" central, of spinal cord, 405, 439, 455

" spinal, 182

Capsule, auditory, 377, 379

Cartilage Ammocoetes, muco, 127, 130, 131, 200, 291, 303, 330, 333, 334,

344

" " hard, 133, 133, 377

" " soft, 126, 129, 130

" " spinal cartilages, 414

" Hypoctonus, 133, 142

" Limulus, hard, 142

" " muco, 139

" " soft, 20, 130, 137

" origin, 474, 481

" staining reactions, 131, 133, 139, 330, 336

Cavity, atrial, 409, 413

" coelomic, 167, 251, 266, 320, 389, 391, 408, 422, 430, 472

Cells, free-living, 463

Centre, vaso-motor, 468

Cephalaspis, diverticula of gut, 109

" eyes, lateral, 75, 275

" " median, 75

" head-shield, 327, 328, 330, 338

" muscles on head-shield, 269

" resemblance to Ammocoetes, 145, 291, 326, 329, 338, 348, 414

" " Arthropod, 29

" segmentation, 339

Ceratodus, 148

Cephalization, 51

Cephalodiscus, 438

Cephalopod, 23

Cerebellum, 47, 50

Chætopoda, 395

Chamber, oral, of Ammocoetes, 243, 287, 458

Cheliceræ, 235

Chiasma, optic, 101

Chilaria, 235, 238, 291, 301, 458

Chitin, 85, 119, 139, 205, 206, 302, 329, 346, 359, 440, 443

Cilia, 206

Circulation, branchial, 174

Cirri, 357

Clarke's column, 467

Clepsine, nephridial glands, 423

Cochlea, 378

Coelenterata, 465, 472

Coelolepidæ, 344

Coelom, 167, 251, 400, 472, 481

Coelomata, 472

Coelomocoela, 472, 475

Coelomostomes, 477, 481

Colleneytes, 474

Commissure, anterior, 49

" oesophageal, 14

" posterior, 48, 280

Comparison of brains of Ammocoetes and Arthropod, 61

" " invertebrate from Branchipus to Ammocoetes, 54

" " vertebrate, 40

" branchial circulation in Ammocoetes and Limulus, 174

" " lamellæ of Scorpion and Ammocoetes, 175

" " segments of Ammocoetes and Petromyzon, 169

" Cephalaspidian and Palæostracan fish, 31

" Coelom of Peripatus and Vertebrate, 400

" dermal covering of Pteraspis with chitin of Limulus or

dentine of fish scales, 346

" entosternite or plastron of Limulus with trabeculæ of

Ammocoetes, 145

" excretory organs of vertebrates and invertebrates, 389

" gut of Arthropod and tube of central nervous system of

Vertebrate, 43, 244, 433, 440, 455, 457

" head-shield of Cephalaspis and Ammocoetes, 291, 329, 338

" hypophysial tube with olfactory tube of Arthropod ancestor,

229

" " " with position of palæostoma, 317

" mesosomatic region of Ammocoetes and Eurypterus, 192

" muscles, branchial, of Ammocoetes and appendage muscles of

Scorpion, 171, 447

" " eye, of Vertebrate with dorso-ventral muscles of

Scorpion, 267, 272, 459

" " of oral chamber of Ammocoetes and prosomatic

musculature of Limulus, 247, 447

" " longitudinal body-muscles of Vertebrate and dorsal

longitudinal muscles of Arthropod, 411, 447

" nerves, appendage of Limulus and Branchipus to lateral root

system of Vertebrate, 157

" " cranial and spinal segmental, 152

" nervous systems of Vertebrate and Arthropod, 36

" pineal gland of vertebrates and median eyes of Arthropod,

63, 456

" pituitary body and coxal glands, 246, 319, 321

" prosoma and mesosoma of Limulus and Ammocoetes, 140, 141

" prosomatic region of Ammocoetes and Eurypterus, 244, 333

" retina in Ammocoetes and Musca, 97

" " compound in Arthropod and Vertebrate, 87

" skeleton of Limulus and Ammocoetes, 126, 136

" sense-organs of Arthropod appendages with auditory organs

of Vertebrate, 375

" thyroid with endostyle, 198

" " " uterus of Scorpion, 205

Corneagen, 69

Corpora quadrigemina, 47

Corpuscles, Pacinian, Herbst, Grandry, etc., 470

Coxal glands, 242, 246, 319, 321, 389, 398, 403, 429

Cranium, 121, 145, 339

Crayfish, 442, 489

Crest, neural, 281

Cromatophores of frog, 470

Crura cerebri, 14

Crustacea, first appearance, 27

" eyes, 76, 87

" retina, 100

" segmental glands, 422

Ctenophora, 474

Cyathaspis, 29, 326, 340, 343

Cyclostomata, 165, 229, 343, 353, 424

Cysts, 50

Daphnia, 112

Degeneration, 17, 19, 59, 74, 78, 94, 107, 212, 309, 333, 336, 343

Deiters' nucleus, 489

Dendrites, 72

Development, parallel, 497

" of two types of eye, 73

" vertebrate retina, 101

Diaphragms, 161, 167

Didymaspis, 327, 338

Digestion, 441

Dinosaurs, 17

Dipnoans, 23, 45, 148

Diptera, 89, 369

Diverticula, optic, 102

Dogfish, skull, 121, 123

Drepanaspis, 344, 345, 450

Drepanopterus Bembycoides, 238

Ectognath, 238, 242, 271, 304, 342, 381

Eel, 488

Elasmobranchs, 23, 343, 423

Elastin, 435

Embryo, head of dogfish, 121, 123

" skull of pig, 121

Embryology, principles of, 455

Encepalomeres, 262

Endognath, 238, 271, 304, 381

Endostoma, 241, 306

Endostyle, 198, 212

Entapophysis of Limulus, 139

Enterocoela, 472

Enteropneusta, 438, 494

Entochondrites, 377

Entosclerite, 222, 271

Entosternite, 143

Epiblast, 444, 445, 459

Epithelium cells of Ammocoetes, 347

" of central nervous system of vertebrates, 38, 457

" coelomic spaces in annelids, 421

" optic diverticula, 103

" peritoneal, pleural, and pericardial cavities, 477

" velum of Ammocoetes, 301, 302

Equilibration, 358

Eukeraspis, 326

Eurypterus, 26, 150, 191, 237

" appendages, 150, 236, 237

" classification, 249

" comparison with Ammocoetes, 170, 323

" diagram of sagittal median section, 240, 245

" endostoma, 241, 306

" eyes, 275

" mesosomatic segments, 192

" muscles of carapace, 269

" operculum, 150, 190, 212

Evidence of alimentary canal, innervation, 446

" auditory apparatus and lateral line organs, 355

" coelomic cavities in Limulus, 251

" degeneracy in Ammocoetes, 59, 94, 343

" embryology, cartilage, 20, 129

" " eye-muscles, 263

" " excretory organs, 390

" " heart, 179, 451

" " nervous system, central, cerebral vesicles, 48,

458

" " " " " epithelial tube, 37, 42,

102, 244, 433, 455

" " " " " neurenteric canal, 37

" " " " " neuropore, 220, 457

" " " " " optic diverticula, 102

" " " " " spinal cord, 46

" " oral chamber, 228, 242, 243, 290

" " olfactory organ, 220, 227

" " palæostoma or old mouth, 317

" " pineal or median eyes, 15, 63, 74, 456

" " pituitary body and coxal glands, 246, 319

" " thyroid, 192, 194

" " segmentation, double, of head, 157, 234, 258

" " skeleton, cranial, 120, 153

" nervous system, central, 8

" notochord, origin from segmented region, 443

" olfactory apparatus, 218

" organs of vision, 68

" palæontology, 20, 497

" pineal or median eyes, 74

" prosomatic musculature, 247

" respiratory apparatus, 148

" segmentation in head-shield, 339

" skeleton, 119

Evolution, 8, 15, 20, 149, 482, 497

" of brain in brain-case, 210

" cranium of Vertebrate, 342

" excretory organs, 389

" eye of Vertebrate, 114

" nervous system, central, 34

" tissues, 19

" Vertebrate from Balanoglossus and Amphioxus, 33

Eyes, 68

" lateral, 87, 105, 108

" median or pineal, 74, 77, 78, 79

Fat-cells in muco-cartilage, 332

Fat-column of Ammocoetes, 181, 182

Fibres, Mauthnerian, 488

" Müllerian, of Ammocoetes central nervous system, 489

" " retina, 96, 107

Fishes, classification, 218

" ancient, classification, 326, 343

" " cloacal region, 450

" " dominance, 23

" " eyes, 75

" " head-shields. _See_ Head-shields

" " pleural folds, 414

Fissure, posterior, 43

Fittest, survival of, 16, 34

Flabellum, 359, 360, 362, 363, 366

Folds, pleural, 410, 414

Function of auditory organ, double, 358

" lateral line sense-organs, 357

" nerves, 448

" thyroid, 212, 215

Fusion of ganglia, 52

Galeodes, 230

" brain, and camerostome, 222, 223

" primordial cranium, 341

" racquet-organs, 369, 375

Ganglia, infraoesophageal, 4, 12, 14, 51, 221

" supraoesophageal, 4, 12, 14, 49, 52, 221, 225

" origin of, of cranial and spinal nerves, 281

Ganglion, epibranchial, 164, 282

" habenulæ, 48, 78

" optic of retina, 72, 89, 97

" of posterior root, 466

" cells of sympathetic system, 424, 428, 448

Ganoids, 23, 345

Gastrula theory, 165, 459

Genital corpuscles, 470

Geological record, 20

" strata, 22

Geotria australis, 80

Germ-band, 482

Germ-cells, 471

Giant-fibres, 489

Gigantostraca, 25, 234

Gills, 148, 161, 185, 214, 494

Glabellum, 339

Glands, carotid, 427

" coxal, 242, 246, 319, 321, 425, 429

" ductless, 418

" generative, of Limulus, 209

" internal secretion of, 214

" lymphatic, 418

" pineal, 15, 63, 75, 456

" pituitary, 244, 246, 319, 425

" segmental, of Crustacea, 422

" submaxillary, 466

" sweat, 448

" thymus, 425

" thyroid, of Ammocoetes, 193, 194, 196, 201, 205, 429

" tissue round brain of Ammocoetes, 209, 379

" uterine, of Scorpion, 202, 203, 204, 205

Gnathostomata, 60, 343

Goblet, 359, 360, 373

Goitre, 215

Gonad, 475, 479

Gonocoele, 475, 481

Grooves, ciliated, 188, 197, 212

" hyper-pharyngeal of Amphioxus, 410

" ventral, of apus and trilobites, 436

Gymnophiona, 393

Hæmocytes, 472

Head of embryo dogfish, 121, 123

Head-shield, dorsal, of Ammocoetes, 330, 331, 338

" " Auchenaspis, 29, 31, 338

" " Cephalaspis, 327, 328, 330, 338, 348

" " Cyathaspis, 340

" " Didymaspis, 338

" " evidence of segmentation, 339

" " Keraspis, 328

" " Ostreostraci, 327, 348

" " Palæostracan, 348

" " Pteraspis, 29

" " Thyestes, 29, 31, 327, 332, 338, 340, 341, 348

" ventral, Scaphaspis, 349

Heart, nerves, 2, 447

" origin of vertebrate, 179, 451, 459

" relative position in vertebrate and invertebrate, 175

" veins forming vertebrate, 180

Hemiaspis, 24, 25, 249, 250, 351, 414

Hemispheres, cerebral, 47

Hepatopancreas of Ammocoetes, 452

" Limulus, 211

Heterostraci, 29, 275, 326, 343

Hirudinea, 478

Histolysis in transformation of the lamprey, 59

Homology of branchial region of vertebrate and invertebrate, 149

" ductless glands and nephridial organs, 418

" external genital ducts of arthropods and nephridia of

annelids, 429

" germinal layers in all Metazoa, 459

" pituitary body of Ammocoetes and coxal glands of Limulus, 319

" tubular muscles of Ammocoetes and veno-pericardial muscles of

Limulus, 309

" ventral aorta of vertebrate and longitudinal venous sinuses

of Limulus, 178

Hydra, 441, 465, 472, 476

Hydrophilus larva, eye, 84

Hyoid segment in Ammocoetes, 186, 267

Hypoblast, 434, 438, 444, 445, 459

Hypoctonus, cartilage cells in entosternite, 133

" operculum, 189, 207

Hypogastric plexus, 3

Hypogeophis, 393

Hypophysis, 229, 244, 317, 318, 340

Infundibulum, position, 122,132

" tube, the ancestral oesophagus, 4, 37, 244, 318

" " relation to neural canal, 14, 36, 318, 440, 457

" " " notochord, 318, 435,440

" " " olfactory tube, 220, 228, 318, 340

Insects, chordotonal organs, 364, 370

Invertebrate, heart, 175, 179

" excretory organs, 418

" nervous system, 13, 54

" segmental nerves, 152

Keraspis, 75, 328, 338

Kidney, 420, 459, 476

" nerves, 477

King-crab, _v._ Limulus

Labyrinthodont, 21, 28

Lamina terminalis, 49

Lamprey, _v._ Ammocoetes and Petromyzon

Larva, _v._ Transformation of the Lamprey

Lateral line system, 261, 355, 411, 470

Law of Progress, 19

" Recapitulation, 434, 456, 498

Layer, germinal, 459

" laminated, 347, 348

Leech, 421

Lens, formation, 83, 115

Lepidosiren, 148, 461, 466

Limulus or king-crab, 25, 140, 236, 240

" appendages, branchial, 138, 164, 175

" appendages, prosomatic, 381

" brain, 54

" circulation, 174, 176

" classification, 26, 249

" coelomic cavities, 252, 328

" coxal glands, 321, 389, 397, 403, 429

" eyes, median, 62, 74, 81

" entosternite or plastron, 142, 143

" flabellum, 360, 362, 363, 380, 381

" generative organs and ducts, 189, 202, 208, 209, 380

" heart, 180

" musculature, branchial, 170

" " prosomatic, 247

" " veno-pericardial, 177, 297, 309, 313

" nerves, appendage, 140, 157

" " cardiac, 314

" " segmental, tripartite division of, 157, 235, 267, 355

" segments, branchial, 152

" " first mesosomatic, 188

" " prosomatic, 233

" operculum, 189, 202, 235, 295

" sense-organs, poriferous, of appendages, 359

Lip, lower, of Ammocoetes, 246, 289, 297, 458

" upper, " 228, 243, 303, 336

Liver, Ammocoetes, 452

" Limulus, 209, 211

Lizard, pineal eye, 80

" suprarenals, 424

" tail, 50

Lobes, optic, 101

Lobster, 489

Lungs, 148

Lung-books of scorpions, 150

Lymph, 474

Lymph-corpuscles, 463, 490

Lymphocytes, 472

Malapterurus, 470

Mammal, dominance of, 21

Man, dominance of, 17

Marsipobranchs, 23, 35

Medullation of nerve-fibres, 20, 267, 467, 477

Membranes, basement, 436

Meroblastic egg, 485

Merostomata, 25, 249, 321

Mesencepalon, 48

Mesoblast, 444, 455, 459

Mesogloea, 474

Mesonephros, 389, 400, 424, 429

Mesosoma, 52

Mesothelium, 472, 477

Metanephros, 389

Metasoma, 52, 387, 411

Metastoma, 239, 246, 272, 289, 342, 458

Metazoa, 444, 459, 471, 472

Meynert's bundle, 48, 77

Mollusca, dominance of, 23

Mouth, old, or palæostoma, 14, 317, 322, 440, 458

" vertebrate, 317

Muco-cartilage, _v._ Cartilage

Muscles, antagonistic, 447

" branchial, 170

" connection of, with central nervous system, 464

" eye, and their nerves, 263

" prosomatic, 243, 247

" phylogeny of origin of skeletal, 478

" rudimentary, in Ammocoetes, 289

" somatic trunk, origin of, 406

" striated, 20, 155

" tubular, of Ammocoetes, 309

" unstriped, 20, 447, 491

" visceral and parietal, 155, 172

" veno-pericardial of Limulus and Scorpion, 177, 297, 309

Muscle-spindles, 267

Mygalidæ, stomach, 109

" segmentation, 249, 306

Myomeres, 262, 337, 414, 479

Myotomes, 332, 337, 338, 391, 407, 408

Mysis, eyes, 100

" ductless glands, 422

Myxine, 220, 392, 402, 419

Nebalia, 144, 422

Nemertina, 475

Nephridia, 395, 421, 429

Nephrocoele, 430

Nephrotome, 393

Nerves, abducens, 155, 263, 266

" auditory, 356, 376

" autonomic, 3

" facial, 155, 156, 186, 188, 192, 311, 356, 378

" " ramus branchialis profundus, 311

" to flabellum, in Limulus, 361, 375

" glossopharyngeal, 155, 156, 186, 356

" hypoglossal, 156

" inhibitory, 447

" inedullation of, 20, 267, 467, 477

" occulomotor, 155, 234, 263, 274

" olfactory, 229

" optic, 101, 104

" " of pineal eye, 79

" origin of ganglia of cranial and spinal, 281

" to pecten of Scorpion, 375, 376

" preganglionic, 2

" of prosoma in Limulus, 235, 355

" regeneration of, 469

" roots, of Limulus, 157

" sacral, 448

" segmental, 152, 156

" segmental nature of cranial, 259, 411

" spinal, absence of lateral roots in, 388

" spinal accessory, 154

" trigeminal, 151, 155, 156, 234, 243, 257, 279

" " motor nucleus of, 280

" " of Ammocoetes, 288

" tripartite arrangement of cranial nerves, 154, 157, 235, 267, 355

" trochlear, 48, 155, 234, 263, 276

" vagus, 151, 154, 156, 173, 186, 356, 447, 449

Nervous system, central, comparison of Vertebrate and Arthropod, 36, 457

" " connection of, with muscular and epithelial

tissues, 464

" " " with retina, 71

" " disease of, 50

" " evidence of, 8

" " evolution of, 34

" " importance of, 16, 463, 482, 498

" " invertebrate, 10, 13, 54

" " origin of, 480

" " relation of germ-band to, 483

" " segmentation of vertebrate, 51

" " tube of, 36-51, 102, 211, 433, 455, 457

" " vertebrate, 10, 13, 40, 41, 152

" enteric, 447

" sympathetic, 2, 424, 428, 448, 491

Neurenteric canal, 37

Neuroblast, 465

Neuromeres, 55, 247, 262, 312, 316

Neurones, 72, 92, 465

Neuropil, 71, 91

Neuropore, 220, 457

Nose, 219

" of Osteostraci, 329, 352, 458

Notochord, 120, 122, 180, 181, 220, 244, 295, 318, 405, 417, 433, 436,

494

Ocelli, 70

Oesophagus of Ammocoetes, 405

" Arthropod, compared to tube of infundibulum, 4, 244, 440

Olfactory apparatus, evidence of the, 218

" organs of the Scorpion group, 220

" tube of Ammocoetes, 219, 225, 244, 317

Oligochæta, 421, 478

Operculum of Eurypterus, 191, 212, 291

" Limulus, 189, 202, 235, 295

" Phrynus, 191

" Scorpion, 189, 206, 212, 372

" Thelyphonus, 189, 190, 206

Organs, arrangement of, 10

" auditory, of arachnids and Insects, 368

" branchial, innervation of vertebrate, 151

" " sense-organs of embryo vertebrate, 261, 281

" chordotonal, of insects, 364, 369, 370

" electric, 470

" generative, of Limulus, 208, 209

" " connection between Thyroid gland and, 215

" genital, of sea-scorpions, 206

" lateral line, 355, 411

" lyriform, of arachnids, 364, 369

" olfactory, of Scorpion group, 220

" phagocytic, 420

" racquet, of Galeodes, 369, 375

" segmental excretory, 389, 391, 408, 418, 459, 477

" sense, of appendages of Limulus, 358

" vestigial, 456

" of vision, evidence of, 68

" vital, 57

Origin of alimentary canal, 444

" arthropods from annelids, 395

" atrial cavity, 409

" auditory capsules and parachordals, 377

" coelom, 475, 481

" ductless glands, 428

" free cells, 472

" heart of vertebrate, 179

" lateral line organs, 356

" muscles, 478

" musculature, branchial, 170

" " somatic trunk, 406

" nervous system, central, 480

" notochord, 434

" segmental excretory organs, 389

" skeleton of vertebrates, 119

" vertebrates, 9, 36, 351, 433, 493

Ostracodermata, 326, 343

Osteostraci, 29, 75, 275, 326, 343

Otoliths, 378

Ovum, 473

Pacinian bodies, 470, 477

Palæmon, 20, 422

Palæontology, evidence of, 20, 497

Palæostoma, 317

Palæostraca, 27, 396

" median eyes, 74

" mesosomatic appendages, 188

" olfactory organs, 221

" segments, compared to Ammocoetes, 308

Pantopoda, glands, 423

Parachordals, 121, 132, 377

Parapodia, 357

Parapodopsis, foot glands, 422

Parathymus, 427

Parathyroids, 427

Parietal organ, 76

Pecten of scorpion, 114, 359, 366, 371, 372, 373, 374

Pedipalpi, 190

Periblast, 471

Peripatus, 396, 399, 400, 411, 421, 429

Petromyzon, alimentary canal, 405, 445

" auditory organ, 378

" branchial segments, 169

" life-history, 59

" olfactory tube, 219, 226

" pronephric duct, 402

" retina and optic nerve, 95

" skeleton, 125

" suctorial apparatus, 287, 304

" transformation, _v._ Transformation of the Lamprey

Phagocytes, 420, 471

Pharynx of Amphioxus, 410

" Vertebrate, 440

Phoronis, 439

Phrynus, brain, 53

" caudal brain, 450

" carapace and carapace removed, 250

" coecal diverticula, 109

" evidence of segmentation of carapace, 249, 250, 341

" operculum, 191

" prosomatic appendages, 306

" crossing of dorso-ventral muscles, 271, 277

" stridulating apparatus, 368

Phyllodoce, 395

Phyllopoda, 321

Pigment, in Ammocoetes, in position of atrial cavity, 412

" epithelial lining of central nervous system, 43, 457

" choroid of vertebrate eye, 104, 107

" between glandular cells round brain of Ammocoetes, 211, 379

" tapetal layer of retina, 70

" white, of right pineal eye of Lamprey, 76, 80

Pineal body, 14, 15

" eyes, 74, 233, 244

" " of Ammocoetes, 80, 78, 85

" gland, 63, 75, 456

Pits, epithelial, of diaphragms in Ammocoetes, 164

" " skin in Ammocoetes, 173, 200

Pituitary body, 244, 246, 319, 321, 425, 430

Plasma-cells, 471

Plakodes, 283

Planarians, 475

Plastron, formation of cranial walls from the, 86, 322, 341

" of Limulus, 136, 142, 143

" Palæostracan, compared to trabeculæ of Ammocoetes, 145, 377

" muscles attached to the, 270

" of Thelyphonus, 143

Platyhelmia, 475

Pleuron, 410, 415

Plexus, of Auerbach, 447

" choroid, 38, 45, 49, 103

" hypogastric, 3

Polychæta, 357, 395

Pores, abdominal, 430

Porifera, 473

Pouch, formation of gill, 165, 166

Prestwichia, 24, 25, 249, 351

Principle of concentration and cephalization, 51

" embryology, 455

Pristiurus, 424

Progress, law of, 19

" result of, 56

Pronephros, 389, 397, 419, 424, 449

Prosencephalon, 48

Prosoma, 52

Protopterus, 148

Protostraca, 27, 396, 417

" dominance of, 28

Protozoa, 166, 479

Pseudoniscus, 25, 249

Pteraspis, 29, 30, 275, 326, 343, 344, 350

Pterichthys, 29, 31, 239, 326, 351

Pterygoid, pedicle of, 295

Pterygotus, 25, 27, 56, 170, 191, 221, 235, 238, 249, 276

Ptychodera, 494, 495

Ramus branchialis profundus of facial nerve, 311

" communicans, 2, 3

Raphe, 46

Recapitulation, law of, 434, 456, 498

Regeneration of nerves, 469

Reptiles, dominance of, 21

Retina, compound, 71

" development of, 101

" inversion of, in Vertebrates, 114

" inverted, 70

" layers of compound, 73

" " in Crustacean eye, 100

" of lateral eye of Ammocoetes, 93, 95, 111

" Musca, 89

" Pecten and Spondylus, 114

" upright compound, 72

" " simple, 69

Rhabdites, 69, 81

Saccus vasculosus, 244, 322

Scales, 345

Scaphaspis, 349

Schwann, sheath of, 469

Sclerotomes, 388

Scorpion, brain, 54

" branchial lamellæ, 175

" development, 482

" entochondrites, 377

" excretory organs, 397

" eyes, 75

" lung-books, 150, 170

" lymphatic glands, 423

" muscles, oblique, 278

" " recti, 271

" " respiration, 171

" " veno-pericardial, 177

" muscular system, 247, 268, 269

" nerves to Cheliceræ, 237

" olfactory organs, 220

" operculum of male, 189, 206, 212

" pecten, 359, 366, 371, 373, 374, 377

" under surface, 372

" uterus, 189, 202, 203, 204, 205, 212

Sea-scorpions, 25, 26, 27, 56, 150, 170, 191, 208, 221, 232, 235, 241,

349, 359

Segmentation, branchiomeric, 124

" body-muscles in vertebrate, 388

" eye-muscles, 248

" of head, double, 155, 157, 173, 234, 258, 411, 459

" of head-shield, 339

" history of cranial, 258

Segments, branchial of Ammocoetes, 161, 178, 186

" hyoid, in Ammocoetes, double, 186, 201, 267, 300

" innervation of branchial, 151

" first mesosomatic, in Limulus and its allies, 188

" mesosomatic, of Eurypterus, 192

" prosomatic of Limulus and its allies, 233, 249

" " Ammocoetes, 286

" of spinal region of Vertebrates, 388

" of trigeminal nerve-group, 257, 279

" tubular muscles of hyoid, 299

Sense-organs of Amphioxus, 34

" branchial, of Limulus, 359, 360

" lateral, of Annelids, 357, 367

" lateral-line system, 356, 411, 470

Serum, 492

Significance of the optic diverticula, 102

Silurus, 488

Sinus, longitudinal venous, of Limulus, 176, 312, 451

" rhomboidal of bird, 46

Skeleton, Ammocoetes, 126, 296, 335

" " branchial, 126, 126

" " basi-cranial, 132

" " muco-cartilaginous, 291, 296, 330, 331

" aponeurotic, 414

" Cephalaspis, 414, 415

" evidence of the, 119

" Limulus, cartilaginous, 126, 136

" " mesosomatic, 137

" " prosomatic, 142

" Petromyzon, 125

" Vertebrate, commencement of bony, 120, 121

Skin, digestive power of cells of, in Ammocoetes, 58, 442

" of Ammocoetes, 346

" nerves of, 448

Skull of dogfish, 123

" pig-embryo, 121

Slimonia, 27, 56, 170, 235, 238, 249, 276, 303

Solenocytes, 395, 477

Solpugidæ, 109

Sphæroma serratum, brain, 62, 90, 101, 225

Spiders, eyes, 75

" stomach, 109

Spina bifida, 50

Spinal cord, difference between brain and, 45

" " region of, 385

" " termination in bird-embryo, 51

Spondylus, retina of, 114

Squilla, eyes, 100

" glands, 422

Stomach, cephalic, 4, 43, 102, 244

Stylonurus Lagani, 27, 235, 239, 249

Substantia gelatinosa Rolandi, 44

Suprarenal body, 423

Surfaces, dorsal and ventral, 11

" reversal of, 15, 29, 36, 87, 175, 352, 433, 484

Synapse, 72

Syncytium, 464, 471, 479

Tail of lizards, 50

Tapetum, 69

Teleosteans, 23, 345, 420, 424

Tendon-organs, 470

Tentacles of Ammocoetes, 246, 289, 303

Tergo-coxal muscles, 247

Test, biological, of relationship of animals, 492

Thalainencephalon, 48

Thelodus, 344

Thelyphonus, 231

" brain, 53, 54, 56, 224

" " caudal, 450

" coecal diverticula, 109

" entosternite, 143

" genital organs, 206

" lyriform organs, 368

" olfactory passage, 226, 306

" operculum, 189, 190, 206, 207

Theory, gastræa, 444, 461

Theories of the origin of vertebrates, 9, 411, 433, 457

Thionin reaction, 131, 139, 213, 330, 336

Throat, formation of, 179

Thyestes, 30, 31, 275, 326, 328, 329, 339, 340, 341

Thymus, 425, 430

Thyroid gland of Ammocoetes, 61, 127, 192, 194, 196, 429, 459

" " evidence of the, 185

" " function of, in Ammocoetes, 213

Tissues, connective, 471, 474, 481

" evolution of, 19

" notochordal, 435

" two groups of, 463

Tongue of Ammocoetes, 246, 303

Tonsils, 427, 430

Torpedo, 262, 392, 470

Trabeculæ, 121, 132, 133, 145, 277, 295, 377

Transformation of the Lamprey, 18, 35, 59, 61, 125, 168, 193, 199, 200,

220, 227, 228, 287, 291, 304, 307, 309, 331, 336, 347, 349, 389, 445

Tremataspis, 32, 75, 275, 326, 351, 352

Trilobites, 24, 25, 26, 437

" appendages, 351, 437

" diagram of section through a trilobite-like animal, 413

" dominance of, 26

" excretory organs, 396

" eyes, 74, 88

" glabellum, 339

" relations of, 249, 283

" respiratory apparatus, 170

" ventral surface, 437

Tube of central nervous system, 37, 38, 42, 102, 211, 433, 455, 457

" from IVth ventricle to surface of brain in Ammocoetes, 209

" Fallopian, 431

" hypophysial, 229, 244, 317, 440

" meeting of four tubes in vertebrate, 318, 440

" notochord originally a, 436, 440

" olfactory, of Ammocoetes, 219, 225, 317, 440

" unsegmented, in segmented animal, 439

Tunicata, 16

" budding of, 441

" degeneration, 12, 17, 19, 60

" endostyle, 198, 212

" hypophysis, 425

" notochord, 438

" position of, 494

Unit, appendage, in non-branchial segments, 185

" branchial, 161, 165, 168, 185

Ureters, nerves of, 448

Uterus of Scorpion group, 189, 202, 203, 204, 205, 214

" vertebrate, nerves of, 448

Valve, ileo-colic, 449

" of Vieussens, 48

Variation in dominant races, 21, 88

" meristic, in spinal nerves, 154, 387

Veins, forming vertebrate heart, 180

Velum, 228, 289, 298, 302

Vertebrates, alimentary canal, innervation of, 446

" atrial cavity, 410

" auditory apparatus and lateral-line system, 356

" body-cavity, 401, 430

" brains, 40

" branchial organs, 151

" coelomic cavities in head region, 251, 266

" cranium, evolution of, 342

" egg of, 483

" evolution of, 11

" excretory organs, 389, 391, 408

" glands, ductless, 418

" " internal secretion of, 215

" heart, 175, 179, 180

" muscles, evidence of segmentation of eye, 248

" " oblique, 278

" " origin of somatic trunk, 406

" nervous system, central, 13

" nerves, segmental, 152

" notochord and gut, 434

" organs of, 10

" origin of, 9, 411, 433, 457

" segments, prosomatic, 257

" skeleton, commencement of bony, 120, 458

" spinal cord and medulla oblongata, 44

" spinal region, 385

" thyroid, connection between generative organs and, 215

" tubes, meeting of four, 318, 440

Vesicles, cerebral, formation of, 48, 458

Vitellophags, 471, 483

Volvox, 479

Wolffian body, 390

Xiphosura, 24, 26, 249

Yolk, 482

THE END

Notes.

[1] N.B.--In addition to the nerves mentioned, C. Bell included, in his

respiratory system of nerves, the fourth nerve or trochlearis, the

phrenic and the external respiratory of Bell.

[2] "The Origin of Vertebrates, deduced from the Study of Ammocoetes." Part

X., "The Origin of the Auditory Organ: the Meaning of the VIIIth

Cranial Nerve." _Journ. Anat. and Physiol._, vol. 36, 1902.

* * * * *

Corrections made to printed text

Fig. 6: 'Dalmanites' corrected from 'Dalmatites' (which is an ammonite).

Fig. 15 caption: 'Pterichthys' corrected from 'Ptericthys'. So also on P.

239 and twice on P. 324.

P. 60: 'gnathostomatous condition' corrected from 'gnathostomotous ...'.

P. 409: 'well known' corrected from 'well know'.

P. 420: 'meso-nephros' corrected from 'neso-nephros'.

P. 432: 'had become a vertebrate' corrected from 'had became ...'.

Fig. 167 caption: 'nephrocoele' corrected from 'nephrocele'.

P. 474: 'Scyphomedusæ' corrected from 'Scyphomedusoe'.

P. 497: 'idiosyncrasy' corrected from 'idiosyncracy'.

Bibliography, Dietl: 'Gehirns' corrected from 'Gehirus'.

Bibliography, Goodrich: 'Polychæta' corrected from 'Polychoeta'.

Bibliography, Graber: 'Chordo-tonalen' corrected from 'Chordo-tonalem'.

Bibliography, Vincent: 'Phylogeny' corrected from 'Phyogeny'.

Index, Homology: 'Metazoa' corrected from 'Metozoa'.

The Origin of Vertebrates · 第 24 / 24 章