Monograph on

A Monograph on the Sub-class Cirripedia (Volume 2 of 2) The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.

Name: A Monograph on the Sub-class Cirripedia (Volume 2 of 2) The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.
Author: Darwin, Charles, 1809-1882

作者：Darwin, Charles, 1809-1882
体例：题　章数：417
字数：1,443,537　来源：Project Gutenberg

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THE
RAY SOCIETY.
INSTITUTED MDCCCXLIV.
LONDON.
MDCCCLIV.
A MONOGRAPH
ON THE SUB-CLASS
CIRRIPEDIA,
WITH
FIGURES OF ALL THE SPECIES.
BY
CHARLES DARWIN, F.R.S., F.G.S.
THE VERRUCIDÆ,
ETC., ETC., ETC.
LONDON:
PRINTED FOR THE RAY SOCIETY.
MDCCCLIV.
Reprinted with the permission of the Ray Society
TO
PROFESSOR H. MILNE EDWARDS,
THIS WORK IS DEDICATED,
WITH THE MOST SINCERE RESPECT,
AND TO
THE OTHER MEMOIRS AND WORKS ON NATURAL HISTORY PUBLISHED BY
THIS ILLUSTRIOUS NATURALIST.
PREFACE.
MONOGRAPH
ON
THE CIRRIPEDIA.
INTRODUCTION.
NOMENCLATURE OF THE SHELL OF A SESSILE CIRRIPEDE.
COMPARTMENTS.
Fig. 4. serves as a Carina or Rostrum.]
OPERCULAR VALVES.
CLASS--CRUSTACEA.
ORDER I.--THORACICA.
1. Family BALANIDÆ, (or Sessile Cirripedes).
TABLE OF CONTENTS.
Page
Fig. 3, Carina, serving in the Chthamali
In Chelonobia, the third pair of cirri i
In the Balanidæ, or sessile Cirripedes,
1. _Genus_--BALANUS, Auct.[83]
1. BALANUS TINTINNABULUM. Pl. 1, fig. _a_-_l_; Pl. 2, fig. 1 _a_-1 _o_.
BALANUS TINTINNABULUM. _Chenu._ Illust. Conch.[87]
2. BALANUS TULIPIFORMIS. Pl. 2, fig. 2 _a_-2 _d_.
3. BALANUS PSITTACUS. Pl. 2, fig. 3 _a_-3 _d_.
4. BALANUS CAPENSIS. Pl. 2, fig. 4 _a_, 4 _b_.
5. BALANUS NIGRESCENS. Pl. 2, fig. 5 _a_, 5 _b_.
6. BALANUS DECORUS. Pl. 2, fig. 6 _a_, 6 _b_.
7. BALANUS VINACEUS. Pl. 2, fig. 7 _a_-7 _d_.
8. BALANUS AJAX. Pl. 3, fig. 1 _a_-1 _d_.
9. BALANUS STULTUS. Pl. 3, fig. 2 _a_-2 _d_.
10. BALANUS CALCEOLUS. Pl. 3, fig. 3 _a_-3 _e_.
11. BALANUS GALEATUS. Pl. 3, fig. 4 _a_-4 _c_.
12. BALANUS CYMBIFORMIS. Pl. 3, fig. 5 _a_, 5 _b_.
13. BALANUS NAVICULA. Pl. 3, fig. 6 _a_-6 _d_.
14. BALANUS TRIGONUS. Pl. 3, fig. 7 _a_-7 _f_.
15. BALANUS SPONGICOLA. Pl. 4, fig. 1 _a_-1 _d_.
16. BALANUS LÆVIS. Pl. 4, fig. 2-2 _g_.
18. BALANUS CONCAVUS. Pl. 4, fig. 4 _a_-4 _e_.
19. BALANUS AMPHITRITE. Pl. 5, fig. 2 _a_-2 _o_.
20. BALANUS PŒCILUS. Pl. 5, fig. 3 _a_, 3 _b_.
21. BALANUS EBURNEUS. Pl. 5, fig. 4 _a_-4 _d_.
22. BALANUS IMPROVISUS. Pl. 6, fig. 1 _a_-1 _c_.
23. BALANUS NUBILUS. Pl. 6, fig. 2 _a_-2 _c_.
24. BALANUS CORRUGATUS. Pl. 6, fig. 3 _a_, 3 _b_.
25. BALANUS PORCATUS. Pl. 6, fig. 4 _a_-4 _e_.
26. BALANUS PATELLARIS. Pl. 6, fig. 5 _a_-5 _c_.
27. BALANUS CRENATUS. Pl. 6, fig. 6 _a_-6 _g_.
28. BALANUS GLANDULA. Pl. 7, fig. 1 _a_, 1 _b_.
29. BALANUS BALANOIDES. Pl. 7, fig. 2 _a_-2 _d_.
30. BALANUS CARIOSUS. Pl. 7, fig. 3 _a_-3 _e_.
31. BALANUS DECLIVIS. Pl. 7, fig. 4 _a_-4 _d_.
32. BALANUS HAMERI. Pl. 7, fig. 5 _a_-5 _c_.
33. BALANUS AMARYLLIS. Pl. 7, fig. 6 _a_-6 _c_.
34. BALANUS ALLIUM. Pl. 7, fig. 7 _a_-7 _d_.
35. BALANUS CEPA. Pl. 7 fig. 8 _a_-8 _c_.
36. BALANUS QUADRIVITTATUS. Pl. 8, fig. 1.
37. BALANUS TEREBRATUS. Pl. 8, fig. 2 _a_-2 _b_.
38. BALANUS VESTITUS. Pl. 8, fig. 3 _a_-3 _b_.
39. BALANUS IMPERATOR. Pl. 8, fig. 4 _a_-4 _c_.
40. BALANUS FLOSCULUS. Pl. 8, fig. 5 _a_-5 _f_.
41. BALANUS BISULCATUS. Pl. 8, fig. 6 _a_-6 _c_.
42. BALANUS DOLOSUS. Pl. 8, fig. 7.
43. BALANUS UNGUIFORMIS. Pl. 8, fig. 8 _a_-8 _b_.
44. BALANUS VARIANS. Pl. 8, fig. 9.
45. BALANUS INCLUSUS. Pl. 8, fig. 10 _a_-10 _c_.
2. _Sub-Genus_--ACASTA. Pl. 9.
1. ACASTA SPONGITES. Pl. 9, fig. 1 _a_-1 _d_.
2. ACASTA SULCATA. Pl. 9, fig. 2 _a_-2 _d_.
3. ACASTA CYATHUS. Pl. 9, fig. 3 _a_-3 _c_.
4. ACASTA UNDULATA. Pl. 9, fig. 4.
5. ACASTA GLANS. Pl. 9, fig. 5 _a_-5 _c_.
6. ACASTA LÆVIGATA. Pl. 9 fig. 6 _a_, 6 _b_.
7. ACASTA FENESTRATA. Pl. 9, fig. 7 _a_-7 _c_.
8. ACASTA PURPURATA. Pl. 9, fig. 8 _a_-8 _c_.
9. ACASTA SPORILLUS. Pl. 9, fig. 9 _a_-9 _d_.
3. _Genus_--TETRACLITA. Pl. 10, 11.
CONIA. _Leach._ Journal de Physique, tom. 85, 1817.[105]
ASEMUS. _Ranzani._ Memoire di Storia Naturale, 1820.[106]
I have not seen any species of this genus fossil.
1. TETRACLITA POROSA. Pl. 10, fig. 1 _a_-1 _m_.
LEPAS POROSA. _Gmelin._ Syst. Naturæ, 1789.[107]
2. TETRACLITA SERRATA. Pl. 10, fig. 2 _a_-2 _d_.
3. TETRACLITA ROSEA. Pl. 10, fig. 3 _a_-3 _d_.
4. TETRACLITA PURPURASCENS. Pl. 11, fig. 1 _a_-1 _d_.
5. TETRACLITA COSTATA. Pl. 11, fig. 2 _a_-2 _c_.
6. TETRACLITA VITIATA. Pl. 11, fig. 3 _a_-3 _e_.
7. TETRACLITA CŒRULESCENS. Pl. 11, fig. 4 _a_-4 _d_.
8. TETRACLITA RADIATA. Pl. 11, fig. 5 _a_-5 _d_.
4. _Genus_--ELMINIUS.
1. ELMINIUS KINGII. Pl. 11, fig. 6 _a_-6 _e_.
2. ELMINIUS MODESTUS. Pl. 12, fig. 1 _a_-1 _e_.
3. ELMINIUS PLICATUS. Pl. 12, fig. 2 _a_-2 _f_.
4. ELMINIUS SIMPLEX. Pl. 12, fig. 3.
5. _Genus_--PYRGOMA.
1. PYRGOMA ANGLICUM. Pl. 12, fig. 4 _a_-4 _c_.
2. PYRGOMA STOKESII. Pl. 12, fig. 6.
3. PYRGOMA CANCELLATUM. Pl. 12, fig. 5 _a_-5 _f_.
4. PYRGOMA CONJUGATUM.[117] Pl. 12, fig. 7 _a_-7 _c_.
5. PYRGOMA GRANDE. Pl. 13, fig. 1 _a_-1 _d_.
6. PYRGOMA MILLEPORÆ.[119] Pl. 13, fig. 2 _a_-2 _f_.
7. PYRGOMA DENTATUM. Pl. 13, fig. 3 _a_-3 _g_.
8. PYRGOMA CRENATUM. Pl. 13, fig. 4 _a_, 4 _b_.
9. PYRGOMA MONTICULARIÆ. Pl. 13, fig. 5 _a_-5 _f_.
6. _Sub-Genus_--CREUSIA. Pl. 13, 14.
7. _Genus_--CHELONOBIA. Pl. 14: Pl. 15, fig. 1.
2. CHELONOBIA CARETTA. Pl. 14, fig. 2.
3. CHELONOBIA PATULA. Pl. 14, fig. 3 _a_, 3 _b_, 4.
SECOND SECTION OF THE SUB-FAMILY OF BALANINÆ.
8. _Genus_--CORONULA. Pl. 15, 16.
1. CORONULA BALÆNARIS. Pl. 15, fig. 2, 2 _b_: Pl. 16, fig. 3, 5.
2. CORONULA DIADEMA. Pl. 15, fig. 3, 3 _a_, 3 _b_; Pl. 16, fig. 1, 2, 7.
3. CORONULA REGINÆ. Pl. 15, fig. 5; Pl. 16, fig. 4.
4. CORONULA BARBARA. Pl. 15, fig. 6.
9. _Genus_--PLATYLEPAS. Pl. 17, fig. 1 _a_-2 _b_.
1. PLATYLEPAS BISSEXLOBATA. Pl. 17, fig. 1 _a_-1 _d_.
2. PLATYLEPAS DECORATA. Pl. 17, fig. 2 _a_-2 _b_.
3. PLATYLEPAS ----?
10. _Genus_--TUBICINELLA. Pl. 17, fig. 3 _a_-3 _c_.
1. TUBICINELLA TRACHEALIS. Pl. 17, fig. 3 _a_-3 _c_.
11. _Genus_--XENOBALANUS. Pl. 17, fig. 4 _a_-4 _c_.
1. XENOBALANUS GLOBICIPITIS. Pl. 17, fig. 4 _a_-4 _c_.
12. _Genus_--CHTHAMALUS. Pl. 18, 19.
1. CHTHAMALUS STELLATUS. Pl. 18, fig. 1 _a_-1 _h_.
2. CHTHAMALUS ANTENNATUS. Pl. 18, fig. 2.
3. CHTHAMALUS CIRRATUS. Pl. 18, fig. 4 _a_, 4 _b_.
4. CHTHAMALUS FISSUS. Pl. 18, fig. 6 _a_, 6 _b_.
5. CHTHAMALUS DENTATUS. Pl. 18, fig. 3 _a_-3 _c_.
6. CHTHAMALUS HEMBELI. Pl. 18, fig. 5 _a_-5 _d_, _e_.
7. CHTHAMALUS INTERTEXTUS. Pl. 19, fig. 1 _a_, 1 _b_.
8. CHTHAMALUS SCABROSUS. Pl. 19, fig. 2 _a_-2 _d_.
13. CHAMÆSIPHO--_Nov. Genus_.[132] Pl. 19.
1. CHAMÆSIPHO COLUMNA. Pl. 19, fig. 3 _a_-3 _c_.
2. CHAMÆSIPHO SCUTELLIFORMIS. Pl. 19, fig. 4 _a_-4 _d_.
I was not able to observe any _Branchiæ_.
14. PACHYLASMA--_Nov. Genus._[133] Pl. 19, 20.
1. PACHYLASMA GIGANTEUM. Pl. 19, fig. 5 _a_-5 _d_.
2. PACHYLASMA AURANTIACUM. Pl. 20, fig. 1 _a_-1 _d_.
15. _Genus_--OCTOMERIS. Pl. 20.
1. OCTOMERIS ANGULOSA. Pl. 20, fig. 2 _a_-2 _b_.
2. OCTOMERIS BRUNNEA. Pl. 20, fig. 3 _a_, 3 _b_.
16. _Genus_--CATOPHRAGMUS. Pl. 20.
1. CATOPHRAGMUS POLYMERUS. Pl. 20, fig. 4 _a_-4 _e_.
2. CATOPHRAGMUS IMBRICATUS.
REMARKS ON BRONN'S LIST OF FOSSIL BALANINÆ AND CHTHAMALINÆ.
2. Family--VERRUCIDÆ.
LEPAS ET BALANUS AUCTORUM.
1. VERRUCA STRÖMIA. Pl. 21, fig. 1 _a_-1 _f_.
2. VERRUCA LÆVIGATA. Pl. 21, fig. 3 _a_, 3 _b_.
3. VERRUCA SPENGLERI. Pl. 21, fig. 2.
4. VERRUCA NEXA. Pl. 21, fig. 5.
5. VERRUCA PRISCA. Pl. 21, fig. 4.
3. Family LEPADIDÆ.
ORDER II.--ABDOMINALIA.
SYNOPSIS
ET
INDEX SYSTEMATICUS.
CLASSIS CRUSTACEA.
ORDO I. THORACICA. (Darwin, 'Balanidæ,' p. 30.)
Familia 1. BALANIDÆ. (Darwin, 'Balanidæ,' p. 33.)
Sub-Familia 1. BALANINÆ. (Darwin, 'Balanidæ,' p. 175.)
1. _Genus_--BALANUS, _Auctorum_. (Darwin, 'Balanidæ,' p. 177.)
2. _Sub-Genus_--ACASTA, _Leach_. (Darwin, 'Balanidæ,' p. 302.)
3. _Genus_--TETRACLITA, _Schumacher_. (Darwin, 'Balanidæ,' p. 321.)
4. _Genus_--ELMINIUS, _Leach_. (Darwin, 'Balanidæ,' p. 345.)
5. _Genus_--PYRGOMA, _Leach_. (Darwin, 'Balanidæ,' p. 354.)
6. _Sub-Genus_--CREUSIA, _Leach_. (Darwin, 'Balanidæ,' p. 375.)
7. _Genus_--CHELONOBIA, _Leach_. (Darwin, 'Balanidæ,' p. 382.)
8. _Genus_--CORONULA, _Lamarck_. (Darwin, 'Balanidæ,' p. 397.)
9. _Genus_--PLATYLEPAS, _J. E. Gray_. (Darwin, 'Balanidæ,' p. 424.)
10. _Genus_--TUBICINELLA, _Lamarck_. (Darwin, 'Balanidæ,' p. 430.)
11. _Genus_--XENOBALANUS, _Steenstrup_. (Darwin, 'Balanidæ,' p. 438.)
Sub-Familia 2. CHTHAMALINÆ. (Darwin, 'Balanidæ,' p. 446.)
12. _Genus_--CHTHAMALUS, _Ranzani_. (Darwin, 'Balanidæ,' p. 447.)
13. _Genus_--CHAMÆSIPHO, _Darwin_. ('Balanidæ' p. 470.)
14. _Genus_--PACHYLASMA, _Darwin_. ('Balanidæ,' p. 475.)
15. _Genus_--OCTOMERIS, _G. B. Sowerby_. (Darwin, 'Balanidæ,' p. 482.)
Familia 2. VERRUCIDÆ. (Darwin, 'Balanidæ,' p. 495.)
1. _Genus_--VERRUCA, _Schumacher_. (Darwin, 'Balanidæ,' p. 496.)
Familia 3. LEPADIDÆ. (Darwin, 'Lepadidæ,' p. 8, et 'Balanidæ,' p. 526.)
1. _Genus_--LEPAS, _Linn._ (Darwin, 'Lepadidæ,' p. 67.)
2. _Genus_--PŒCILASMA, _Darwin_. ('Lepadidæ,' p. 99.)
3. _Genus_--DICHELASPIS, _Darwin_. ('Lepadidæ,' p. 115.)
4. _Genus_--OXYNASPIS, _Darwin_. ('Lepadidæ,' p. 133.)
5. _Genus_--CONCHODERMA, _Olfers_. (Darwin, 'Lepadidæ,' p. 136.)
6. _Genus_--ALEPAS, _S. Rang_. (Darwin, 'Lepadidæ,' p. 156.)
7. _Genus_--ANELASMA, _Darwin_. ('Lepadidæ,' p. 169.)
8. _Genus_--ALCIPPE, _Hancock_. (Darwin, 'Balanidæ,' p. 529.)
9. _Genus_--IBLA, _Leach_. (Darwin, 'Lepadidæ,' p. 180.)
CHARACTERES VALVARUM IN SPECIEBUS FOSSILIBUS.
CHARACTERES VALVARUM IN SPECIEBUS FOSSILIBUS.
12. _Genus_--LITHOTRYA, _G. B. Sowerby_. (Darwin, 'Lepadidæ,' p. 332.)
ORDO II. ABDOMINALIA. (Darwin, 'Balan.' p. 563.)
1. _Genus_--CRYPTOPHIALUS, _Darwin_. ('Balanidæ,' p. 566.)
ORDO III. APODA. (Darwin, 'Balan.' p. 587.)
1. _Genus_--PROTEOLEPAS, _Darwin_. ('Balanidæ,' p. 589.)
SYNOPSIS
ET
INDEX SYSTEMATICUS SPECIERUM,
ORDO I. THORACICA.
1. _Genus_--BALANUS.
6. _Balanus decorus_, Darwin. ('Balanidæ,' p. 212, Tab. 2, fig. 6.)
7. _Balanus vinaceus_, Darwin. ('Balanidæ,' p. 213, Tab. 2, fig. 7.)
8. _Balanus Ajax_, Darwin. ('Balanidæ,' p. 214, Tab. 3, fig. 1.)
9. _Balanus stultus_, Darwin. ('Balanidæ,' p. 216, Tab. 3, fig. 2.)
12. _Balanus cymbiformis_, Darwin. ('Balanidæ,' p. 221, Tab. 3, fig. 5.)
13. _Balanus navicula_, Darwin. ('Balanidæ,' p. 221, Tab. 3, fig. 6.)
14. _Balanus trigonus_, Darwin. ('Balanidæ,' p. 223, Tab. 3, fig. 7.)
16. _Balanus lævis_, Bruguière. (Darwin, 'Balanidæ,' p. 227, fig. 2.)
19. _Balanus amphitrite_, Darwin. ('Balanidæ,' p. 240, Tab. 5, fig. 2.)
20. _Balanus pœcilus_, Darwin. ('Balanidæ,' p. 246, Tab. 5, fig. 3.)
22. _Balanus improvisus_, Darwin. ('Balanidæ,' p. 250, Tab. 6, fig. 1.)
23. _Balanus nubilus_, Darwin. ('Balanidæ,' p. 253, Tab. 6, fig. 2.)
24. _Balanus corrugatus_, Darwin. ('Balanidæ,' p. 254, Tab. 6, fig. 3.)
28. _Balanus glandula_, Darwin. ('Balanidæ,' p. 265, Tab. 7, fig. 1.)
31. _Balanus declivis_, Darwin. ('Balanidæ,' p. 275, Tab. 7, fig. 4.)
33. _Balanus amaryllis_, Darwin. ('Balanidæ,' p. 279, Tab. 7, fig. 6.)
34. _Balanus allium_, Darwin. ('Balanidæ,' p. 281, Tab. 7, fig. 7.)
35. _Balanus cepa_, Darwin. ('Balanidæ,' p. 283, Tab. 7, fig. 8.)
37. _Balanus terebratus_, Darwin. ('Balanidæ,' p. 285, Tab. 8, fig. 2.)
38. _Balanus vestitus_, Darwin. ('Balanidæ,' p. 286, Tab. 8, fig. 3.)
39. _Balanus imperator_, Darwin. ('Balanidæ,' p. 288, Tab. 8, fig. 4.)
40. _Balanus flosculus_, Darwin. ('Balanidæ,' p. 290, Tab. 8, fig. 5.)
41. _Balanus bisulcatus_, Darwin. ('Balanidæ,' p. 293, Tab. 8, fig. 6.)
42. _Balanus dolosus_, Darwin. ('Balanidæ,' p. 295, Tab. 8, fig. 7.)
44. _Balanus varians_, Darwin. ('Balanidæ,' p. 298, Tab. 8, fig. 9.)
45. _Balanus inclusus_, Darwin. ('Balanidæ,' p. 299, Tab. 8, fig. 10.)
2. _Sub-Genus_--ACASTA.
3. _Acasta cyathus_, Darwin. ('Balanidæ,' p. 312, Tab. 9, fig. 3.)
4. _Acasta undulata_, Darwin. ('Balanidæ,' p. 313, Tab. 9, fig. 4.)
7. _Acasta fenestrata_, Darwin. ('Balanidæ,' p. 316, Tab. 9, fig. 7.)
8. _Acasta purpurata_, Darwin. ('Balanidæ,' p. 318, Tab. 9, fig. 8.)
9. _Acasta sporillus_, Darwin. ('Balanidæ,' p. 319, Tab. 9, fig. 9.)
3. _Genus_--TETRACLITA.
2. _Tetraclita serrata_, Darwin. ('Balanidæ,' p. 333, Tab. 10, fig. 2.)
5. _Tetraclita costata_, Darwin. ('Balanidæ,' p. 339, Tab. 11, fig. 2.)
6. _Tetraclita vitiata_, Darwin. ('Balanidæ,' p. 340, Tab. 11, fig. 3.)
4. _Genus_--ELMINIUS.
2. _Elminius modestus_, Darwin. ('Balanidæ,' p. 350, Tab. 12, fig. 1.)
4. _Elminius simplex_, Darwin. ('Balanidæ,' p. 353, Tab. 12, fig. 3.)
5. _Genus_--PYRGOMA.
2. _Pyrgoma Stokesii_, Darwin. ('Balanidæ,' p. 361, Tab. 12, fig. 6.)
4. _Pyrgoma conjugatum_, Darwin. ('Balanidæ,' p. 364, Tab. 12, fig. 7.)
6. _Pyrgoma milleporæ_, Darwin. ('Balanidæ,' p. 367, Tab. 13, fig. 2.)
7. _Pyrgoma dentatum_, Darwin. ('Balanidæ,' p. 369, Tab. 13, fig. 3.)
6. _Sub-Genus_--CREUSIA.
7. _Genus_--CHELONOBIA.
8. _Genus_--CORONULA.
3. _Coronula reginæ_, Darwin. ('Balanidæ,' p. 419, Tab. 15, fig. 5.)
4. _Coronula barbara_, Darwin. ('Balanidæ,' p. 421, Tab. 15, fig. 6).
9. _Genus_--PLATYLEPAS.
2. _Platylepas decorata_, Darwin. ('Balanidæ,' p. 429, Tab. 17, fig. 2.)
10. _Genus_--TUBICINELLA.
11. _Genus_--XENOBALANUS.
12. _Genus_--CHTHAMALUS.
3. _Chthamalus cirratus_, Darwin. ('Balanidæ,' p. 461, Tab. 18, fig. 4.)
4. _Chthamalus fissus_, Darwin. ('Balanidæ,' p. 462, Tab. 18, fig. 6.)
13. _Genus_--CHAMÆSIPHO.
14. _Genus_--PACHYLASMA.
15. _Genus_--OCTOMERIS.
2. _Octomeris brunnea_, Darwin. ('Balanidæ,' p. 484, Tab. 20, fig. 3.)
16. _Genus_--CATOPHRAGMUS.
C. basi membranaceâ: sine appendicibus caudalibus.
C. basi calcareâ: cum appendicibus caudalibus.
2. Fam. VERRUCIDÆ.
1. _Genus_--VERRUCA.
3. _Verruca Spengleri_, Darwin. ('Balanidæ,' p. 521, Tab. 21, fig. 2.)
4. _Verruca nexa_, Darwin. ('Balanidæ,' p. 522, Tab. 21, fig. 5.)
3. Fam. LEPADIDÆ.
1. _Genus_--LEPAS.
2. _Lepas Hillii_, Leach. (Darwin, 'Lepadidæ,' p. 77, Tab. 1, fig. 2.)
5. _Lepas australis_, Darwin. ('Lepadidæ,' p. 89, Tab. 1, fig. 5.)
2. _Genus_--PŒCILASMA.
1. _Pœcilasma Kæmpferi_, Darwin. ('Lepadidæ,' p. 102, Tab. 2, fig. 1.)
2. _Pœcilasma aurantia_, Darwin. ('Lepadidæ,' p. 105, Tab. 2, fig. 2.)
4. _Pœcilasma fissa_, Darwin. ('Lepadidæ,' p. 109, Tab. 2, fig. 4.)
3. _Genus_--DICHELASPIS.
2. _Dichelaspis Grayii_, Darwin. ('Lepadidæ,' p. 123, Tab. 2, fig. 9.)
4. _Dichelaspis Lowei_, Darwin. ('Lepadidæ,' p. 128. Tab. 2, fig. 8.)
4. _Genus_--OXYNASPIS.
1. _Oxynaspis celata_, Darwin. ('Lepadidæ,' p. 134, Tab. 3, fig. 1.)
5. _Genus_--CONCHODERMA.
6. _Genus_--ALEPAS.
2. _Alepas parasita_, S. Rang. (Darwin, 'Lepadidæ,' p. 163.)
3. _Alepas cornuta_, Darwin. ('Lepadidæ,' p. 165, Tab. 3, fig. 6.)
4. _Alepas tubulosa_, Quoy et Gaimard. (Darwin, 'Lepadidæ,' p. 169.)
7. _Genus_--ANELASMA.
8. _Genus_--ALCIPPE.
9. _Genus_--IBLA.
1. _Ibla Cumingii_, Darwin. ('Lepadidæ,' p. 183, Tab. 4, fig. 8.)
10. _Genus_--SCALPELLUM.
4. _Scalpellum rostratum_, Darwin. ('Lepadidæ,' p. 259, Tab. 6, fig. 7.)
7. _Scalpellum Hagenovianum_, Bosquet. (Idem, Tab. 4, fig. 13-16.)
8. _Scalpellum radiatum_, Bosquet.[158] (Idem, Tab. 4, fig. 17-18.)
9. _Scalpellum rutilum_, Darwin. ('Lepadidæ,' p. 253, Tab. 6, fig. 2.)
17. _Scalpellum quadricarinatum_, Reuss. (Darwin, 'Lepad. Foss.' p. 38.)
11. _Genus_--POLLICIPES.
A. _Scuta, costâ ab apice ad centrum marginis basalis non decurrente._
2. _Pollicipes elegans_, Lesson. (Darwin, 'Lepadidæ,' p. 304.)
5. _Pollicipes sertus_, Darwin. ('Lepadidæ,' p. 327, Tab. 7, fig. 5.)
25. _Pollicipes fallax_, Darwin. ('Lepad. Foss.' p. 75, Tab. 4, fig. 8.)
12. _Genus_--LITHOTRYA.
2. _Lithotrya cauta_, Darwin. ('Lepadidæ,' p. 356, Tab. 8, fig. 3.)
13. _Genus_--LORICULA.
ORDO II. ABDOMINALIA.
1. _Genus_--CRYPTOPHIALUS.
1. _Cryptophialus minutus_, Darwin. ('Balanidæ,' p. 566, Tab. 23 et 24.)
ORDO III. APODA.
1. _Genus_--PROTEOLEPAS.
1. _Proteolepas bivincta_, Darwin. ('Balanidæ,' p. 589, Tab. 24 et 25.)
DESCRIPTION OF PLATES.
PLATE 1.
BALANUS TINTINNABULUM.
PLATE 2.
PLATE 3.
PLATE 4.
PLATE 5.
PLATE 6.
PLATE 7.
PLATE 8.
PLATE 9.
PLATE 10.
PLATE 11.
PLATE 12.
PLATE 13.
PLATE 14.
PLATE 15.
PLATE 16.
PLATE 17.
PLATE 18.
PLATE 19.
PLATE 20.
PLATE 21.
N.B.--_Letters of reference the same throughout the Plate._
PLATE 22.
ALCIPPE LAMPAS.
PLATE 23.
ALCIPPE LAMPAS.
CRYPTOPHIALUS MINUTUS.
PLATE 24.
CRYPTOPHIALUS MINUTUS.
PROTEOLEPAS BIVINCTA.
PLATE 25.
PROTEOLEPAS BIVINCTA.
PLATE 26.
STRUCTURE OF THE MOUTH AND THORAX.
PLATE 27.
NERVOUS SYSTEM AND SENSES.
PLATE 28.
CEMENTING APPARATUS.
PLATE 29.
CIRRI AND LARVÆ, FIRST STAGES.
PLATE 30.
LARVÆ OF LEPAS: SECOND AND LAST STAGES OF DEVELOPMENT.
ERRATA.
Page
300, ten lines from bottom, _for_ "parieted" _read_ "parietal."
INDEX.
PLATES.
BALANUS TINTINNABULUM.]
BALANUS.]
BALANUS.]
BALANUS.]
BALANUS.]
BALANUS.]
BALANUS.]
BALANUS.]
ACASTA.]
TETRACLITA.]
TETRACLITA: ELMINIUS.]
ELMINIUS: PYRGOMA.]
PYRGOMA: CREUSIA.]
CREUSIA: CHELONOBIA.]
CHELONOBIA: CORONULA.]
CORONULA.]
PLATYLEPAS: TUBICINELLA: XENOBALANUS.]
CHTHAMALUS.]
CHTHAMALUS: CHAMÆSIPHO: PACHYLASMA.]
PACHYLASMA: OCTOMERIS: CATOPHRAGMUS.]
VERRUCA.]
ALCIPPE LAMPAS.]
CRYPTOPHIALUS.]
PROTEOLEPAS.]
BALANUS.]
MOUTH: THORAX.]
NERVOUS SYSTEM.]
CEMENTING APPARATUS.]
LARVÆ, FIRST STAGES.]
LARVÆ, LAST STAGES.]
Detailed Transcriber's Notes
Details of the Changes
Page 68: _Muscular System._