V. monilis.
V. miliacea.
V. triticea.
V. oryza.
V. bulloides.
V. canaliculata.
FAMILY XXI.
CONVOLUTA. Six genera.
1. Genus _Cypræa_. Pl. XII.
_Animal._ Oval, elongated, involute; head provided with two very long
conical tentacula; eyes at the extremity of an inflation which forms a
part of them; a transverse buccal orifice at the extremity of a kind of
cavity, at the bottom of which is the true mouth between two thick
vertical lips; a lingual band, bristled with small teeth, and prolonged
into the abdomen.
_Shell._ Oval, convex, very smooth, involute; spire entirely posterior,
very small, often concealed by a calcareous layer deposited by the lobes
of the mantle; aperture longitudinal, very narrow, slightly arcuated, as
long as the shell, and with the edges internally dentated, and notched
at each extremity. Inhabits the W. Indian seas and Sandwich Islands. One
hundred and eighteen species.
Cypræa princeps.
C. mappa.
C. tigris.
C. pantherina.
C. mauritania.
C. stercoraria.
C. aurora.
C. leucodon.
C. sulcidentata.
C. Arabica.
C. lynx.
C. vitellus.
C. carneola.
C. cinerea.
C. Reevi.
C. obscurus.
C. achatina.
C. arenosa.
C. nivosa.
C. Broderipii.
C. exanthema.
C. cervus.
C. testudinaria.
C. talpa.
C. exusta.
C. argus.
C. scurra.
C. pulchra.
C. Isabella.
C. controversa.
C. lurida.
C. dediculus.
C. oryza.
C. coccinella.
C. Australis.
C. Childrini.
C. depauparata.
C. solandri.
C. Californica.
C. suffusa.
C. Pacifica.
C. pediculus.
C. nivea.
C. oryxa.
C. stercus-muscarum.
C. pulex.
C. fusca.
C. Europea.
C. sanguinea.
C. quadripunctata.
C. rufescens.
C. maugeriæ.
C. aperta.
C. Adansonii.
C. caput-serpentis.
C. Lamarchii.
C. Cumingii.
C. Goodalii.
C. Humphreysii.
C. Walkeri.
C. Listeri.
C. pulchella.
C. microdon.
C. Scottii.
C. mus.
C. tessellata.
C. annulata.
C. Margarita.
C. cicercula.
C. globulus.
C. staphylæa.
C. tigrina.
C. cerina.
C. Argus.
C. histrio.
C. alba.
C. zonata.
C. icterina.
C. lota.
C. ovulata.
C. helvola.
C. Arabicula.
C. pustulata.
C. nucleus.
C. limacina.
C. moneta.
C. obvelata.
C. annulus.
C. radians.
C. oniscus.
C. pyriformis.
C. piperita.
C. algoensis.
C. edentula.
C. similis.
C. fusco-dentata.
C. gangrenosa.
C. bicallosa.
C. poraria.
C. guttata.
C. Xanthodon.
C. nigro-punctata.
C. pallida.
C. zigzag.
C. moneta.
C. aurantia.
C. fimbriata.
C. variolaria.
C. erosa.
C. miliaris.
C. ratta.
C. asella.
C. turda.
C. adusta.
C. moniliaris.
C. ursella.
C. hirundo.
C. olivacea.
2. Genus _Ovula_. Pl. XII.
_Animal._ As above.
_Shell._ Oblong, convex, distinguished from the Cypræa by the want of a
spire, and by not having teeth on the columellar lip; the two
extremities of the aperture notched, and more or less prolonged like a
tube; left margin dentated. Inhabits the Indian seas. Twelve species.
Ovula oviformis.
O. carnea.
O. verrucosa.
O. spelta.
O. angulosa.
O. hordacea.
O. birostris.
O. gibbosa.
O. volva.
O. lactea.
O. triticea.
O. acicularis.
3. Genus _Terebellum_. Pl. XII.
_Animal._ Entirely unknown.
_Shell._ Thin, shining, subcylindrical, involute, pointed posteriorly,
truncated anteriorly; aperture longitudinal, triangular; edges entire;
columella truncated, and prolonged beyond the aperture. Inhabits the
Indian Ocean. Three living species and two fossil.
Terebellum subulatum.
T. convolutum.
T. fusiforme.
4. Genus _Ancillaria_. Pl. XII.
_Animal._ Unknown.
_Shell._ Smooth, oval, oblong posteriorly, widened and truncated
anteriorly; aperture oval, somewhat elongated, angular posteriorly; a
wide but not deep slope anteriorly; columella covered anteriorly with an
oblique callous band; right lip obtuse, Inhabits the Australian seas.
Four living species, and five fossil.
Ancillaria cinnamonea.
A. ventricosa.
A. candida.
A. marginata.
5. Genus _Oliva_. Pl. XII.
_Animal._ Oval, involute, mouth somewhat thin at its edges, prolonged to
the two angles of the branchial aperture in a tentacular band, and,
anteriorly, by a long branchial tube; foot very large, oval,
subauriculated, with a transverse cleft anteriorly; head small, with a
labial proboscis.
_Shell._ Thick, solid, smooth, oval, elongated, subcylindrical; the
whorls of the spire very small, and separated by a canal; aperture long
and narrow, the columellar edge dilated anteriorly by a band striated
obliquely in all its length. Found in the Australian and Equatorial
seas. Only one species has been found in America. Sixty-three species.
Six fossil.
Oliva textilina.
O. pica.
O. angulata.
O. sepulturalis.
O. irrisans.
O. episcopalis.
O. venulata.
O. leucophœa.
O. inflata.
O. harpularia.
O. ustulata.
O. tessellata.
O. espidula.
O. candida.
O. tigrina.
O. utricula.
O. porphyria.
O. erythrostoma.
O. themulina.
O. maura.
O. fulminans.
O. elegans.
O. guttata.
O. undata.
O. bicincta.
O. hepatica.
O. avellana.
O. carneola.
O. oriola.
O. volutella.
O. Brazilliana.
O. reticularis.
O. granitella.
O. literata.
O. tricolor.
O. mustelina.
O. funebralis.
O. Peruviana.
O. fusiformis.
O. acuminata.
O. luteola.
O. hiatula.
O. Ceylonica.
O. fabagina.
O. undatella.
O. nana.
O. oryza.
O. flammulata.
O. araneosa.
O. scripta.
O. sanguinolenta.
O. lugubris.
O. glandiformis.
O. senagalensis.
O. auricularis.
O. subulata.
O. testacea.
O. obtusaria.
O. nebulosa.
O. conordalis.
O. eburnea.
O. Zonalis.
· · · · ·
O. mutica.*
6. Genus _Conus_. Pl. XII.
_Animal._ Elongated, much compressed, involute; foot small, oval, long,
widest in front, where it is edged by a transverse furrow; head
tolerably distinct; tentacula cylindrical, having the eyes near their
summit, which is setaceous; mouth at the bottom of a long labial trunk;
a somewhat short tongue, although projecting into the visceral cavity,
and bristled with long styliform hooks in two rows.
_Shell._ Covered with a periosteal membrane, thick, solid, involute,
conical; summit of the cone anterior, spire slightly projecting, or not
at all; a very narrow longitudinal aperture; external edge straight and
trenchant; the internal also straight with oblique folds in its anterior
portion; a very small horny operculum, subspirated, with a terminal
summit. Found in the Australian and Mediterranean seas. One hundred and
eighty-one species.
Conus Bandanus.
C. Nicobaricus.
C. zonatus.
C. fuscatus.
C. regius.
C. marmoreus.
C. nocturnus.
C. araneosus.
C. imperialis.
C. viridulus.
C. tulipa.
C. punctatus.
C. musicus.
C. mus.
C. Barbadensis.
C. geographicus.
C. tæniatus.
C. miliaris.
C. lividus.
C. roseus.
C. cedo-nulli.
C. nebulosus.
C. betulinus.
C. puncticulatus.
C. Proteus.
C. augur.
C. nivosus.
C. acuminatus.
C. Janus.
C. lithoglyphus.
C. venulatus.
C. muscosus.
C. Mozambicus.
C. Franciscanus.
C. rattus.
C. amabilis.
C. nobilis.
C. terminus.
C. gubernator.
C. terebra.
C. raphanus.
C. spectrum.
C. leoninus.
C. pertusus.
C. sulcatas.
C. vermiculatus.
C. pulicarius.
C. obesus.
C. millepunctatus.
C. eburneus.
C. generalis.
C. Malacanus.
C. monile.
C. vitulinus.
C. flavidus.
C. daucus.
C. capitaneus.
C. vittatus.
C. vexillus.
C. figulinus.
C. aurantius.
C. minimus.
C. Hebræus.
C. arenatus.
C. fustigatus.
C. varius.
C. literatus.
C. tesselatus.
C. Maldivus.
C. lineatus.
C. centurio.
C. vulpinus.
C. virgo.
C. pastinacus.
C. classiarius.
C. mustelinus.
C. Sumatrensis.
C. quercinus.
C. cardinalis.
C. distans.
C. Caledonicus.
C. puncturatus.
C. fulgurans.
C. amadis.
C. flammeus.
C. testiludinarius.
C. quæstor.
C. Narcissus.
C. guinaicus.
C. informis.
C. Jamaicensis.
C. Omaicus.
C. aurisiacus.
C. striatus.
C. grannulatus.
C. verulosus.
C. magus.
C. Bullatus.
C. auratus.
C. omaria.
C. panniculus.
C. Timorensis.
C. præfectus.
C. nimbosus.
C. archiepiscopus.
C. legatus.
C. canonicus.
C. textilis.
C. Australis.
C. Mauritianus.
C. eques.
C. catus.
C. acutangulus.
C. Japonicus.
C. columba.
C. memocanus.
C. fusiformis.
C. Aurora.
C. Adansonii.
C. Portoricanus.
C. lamellosus.
C. exiguus.
C. hyæna.
C. ammiralis.
C. papilionaceus.
C. Promethæus.
C. Suratensis.
C. ranunculus.
C. achatinus.
C. stramineus.
C. lacteus.
C. vicarius.
C. ochraceus.
C. Mediterraneus.
C. Magellanicus.
C. pontificalis.
C. sponsalis.
C. Ceylonensis.
C. pusillus.
C. asper.
C. miles.
C. genuanus.
C. siamensis.
C. glaucus.
C. monachus.
C. anemone.
C. cinereus.
C. zebra.
C. cingulatus.
C. mercator.
C. strigatus.
C. mitratus.
C. aulicus.
C. colubrinus.
C. auricomus.
C. rubiginosus.
C. prælatus.
C. fumigatus.
C. luzonicus.
C. verrucosus.
C. mindanus.
C. pusio.
C. madurensis.
C. cancellatus.
C. cærulescens.
C. Taitensis.
C. tinianus.
C. crocatus.
C. glans.
C. nussatella.
C. clavous.
C. pennaceus.
C. cervus.
C. dux.
C. stercus-muscarum.
C. tendineus.
C. melancholicus.
C. episcopus.
C. pyramidalis.
C. abbas.
C. gloria-maris.
FAMILY XXII.
NAUTILACEA. Two genera.
1. Genus _Spirula_. Pl. XII.
_Animal._ Body elongated, cylindrical, terminated posteriorly by two
lateral lobes partially concealing the shell; head provided with five
pairs of tentacula, of which two are longer than the others.
_Shell._ Very symmetrical, longitudinally twisted throughout nearly all
its extent; the cone spiral, conical, regular, circular; whorls of the
spire very evident; partitions simple, concave, and pierced by a single
syphon. Inhabits the West Indian seas. One species.
Spirula Peronii. (Nautilus spirula. _Lin._)
2. Genus _Nautilus_. Pl. XII.
_Animal._ Body round and terminated posteriorly by a tendinous or
muscular filament, attaching itself to the syphon, by which the
partitions of the shell are pierced; the mantle opening obliquely, and
prolonged into a sort of hood above the head (which is provided with
digitated tentacula), and surrounding the aperture of the mouth.
_Shell._ Discoid, but slightly compressed, with a rounded or
subcarinated back, umbilicated or not, but never mammelonated, the
partitions simple, not visible exteriorly; the last profoundly sunk, and
perforated by a syphon running through them all. Inhabits the Indian
Ocean. Two living species. Fifteen fossil.
Nautilus Pompilius.
N. umbilicatus.
FAMILY XXIII.
HETEROPODA. Two genera.
1. Genus _Argonauta_. Pl. XII.
_Animal._ Body conical, elongated, enrolled longitudinally, widened
anteriorly, and provided on each side with an arcuated subtriangular,
aliform appendage; mouth at the extremity of the angle formed by two
inferior lips. De Blainville denies that this animal is at all known,
and speaks of one described by M. Oken as a small polypus of the genus
Ocythoe.
_Shell._ Navicular, symmetrical, very thin, compressed, bicarinated,
longitudinally subinvolute in the same plane; aperture very wide,
symmetrical, complete, square anteriorly, slightly modified by the turn
of the summit, and provided on each side with an ear-like appendage
having thick and smooth edges. Inhabits the Mediterranean. Three
species.
Argonauta argo.
A. tuberculosa.
A. nitida.
2. Genus _Carinaria_. Pl. XII.
_Animal._ Body elongated, prolonged behind the nucleus into a veritable
tail, edged at its extremity by a vertical fin; head sufficiently
distinct; two, long, conical tentacula; two sessile eyes; the organs of
respiration and the nucleus entirely enveloped in a mantle with lobed
edges.
_Shell._ Very thin, symmetrical, a little compressed, without spire, but
with the summit a little reflexed posteriorly; aperture oval and entire.
Inhabits the African, Mediterranean, and Australian seas. Three species.
Carinaria vitrea.
C. fragilis.
C. cymbium.
GLOSSARY
OF TERMS USED IN CONCHOLOGY.
A.
Abbreviated, cut short.
Abdomen, the belly.
Acuminated, sharp pointed.
Aculeated, prickly.
Alated, winged.
Annulated, divided into rings.
Annulations, rings.
Aperture, the orifice or opening of the shell.
Apex, the point of the spire.
Approximating, approaching together.
Arcuated, of an arch form.
Area, surface between the lines.
Articulations, junctures or joints.
Attenuated, thin, slender.
Aurated, having ears, as the Pecten.
Auricled, having ear-like appendages.
Auriform, ear-shaped.
B.
Barbed, bearded.
Base, lower extremity of the shell.
Beak, prolongation at the base.
Beard, see Byssus.
Bi, signifying two.
Biangulated, having two corners or angles.
Bidentate, having two teeth.
Bifid, opening with a cleft.
Bilobate, divided into two lobes.
Bimarginate, two margins or lips.
Biradiate, having two rays.
Bivalve, having two valves.
Blunt, obtuse, opposed to acute.
Borer, a piercer.
Bulging, gibbous, swollen out.
Byssus, common in the Mytilus and Pinna, by which they attach
themselves to objects.
C.
Callous, indurated.
Callosity, a protuberance.
Calcareous, relating to lime.
Canal, the prolongation of the beak.
Canaliculated, channeled or grooved.
Cardinal, see Teeth.
Carinated, like a boat’s keel.
Cartilage, a flexible fibrous substance by which the valves are
united.
Cartilaginous, resembling a ligament.
Chambered, divided by partitions.
Cicatrix, the muscular impression.
Ciliated, edged with bristles or hairs.
Cinerous, of an ash colour.
Clavate, club-shaped.
Columella, the upright pillar of the shell.
Complicated, doubled together.
Compressed, flattened.
Concave, hollowed out.
Concentric, running to the centre.
Cone, the form of a sugar loaf.
Convolute, whorls running round.
Confluent, running together.
Conoid, figure like a cone.
Contorted, twisted in oblique direction.
Contracted, shortened, shrunk up.
Cordate, heart shape.
Cordiform, form of a heart.
Coriaceous, leather-like consistence.
Corneus, resembling horn.
Coronal, resembling a crown.
Coronated, crowned towards the apex.
Costated, ribbed.
Cortex, anterior skin.
Crenulated, notched at the margin.
Crispated, with waving lines.
Cuneiform, wedge form.
Cylindrical, round like a roller.
Cybiform, boat-shaped.
D.
Decollated, truncated transversely.
Decorticated, divested of epidermis.
Decussated, lines intersecting each other.
Deflexed, bent aside.
Dentated, having teeth.
Depressed, shallow, flat.
Diaphanous, clear, pellucid.
Digitated, having finger-like claws.
Disk, the highest part of the valves.
Divaricated, spreading out.
Divergent, tending to a point.
Dorsal, belonging to the back.
Dotted, punctured like a thimble.
Duplicated, divided into plaits or folds.
E.
Ears, projections on the sides of the hinge.
Echinated, set with spires.
Effuse, spread out.
Elliptical, oval.
Elongated, drawn out.
Emarginated, with the edge notched.
Ensisform, sabre-shaped.
Entire, whole.
Epidermis, the outer coating of a shell.
Equilateral, all sides alike.
Equivalve, both sides alike.
Exserted, protruding.
F.
Falcated, hooped like a scythe.
Fasciated, covered with bands.
Ferruginous, of an iron colour.
Filament, a thread-like process.
Filiform, thread-shaped, slender.
Fimbriated, fringed.
Fissure, a cleft or slit.
Flexuous, zigzag, with angles widening.
Flexure, a bending.
Fluviatile, belonging to fresh water.
Foliaceous, lamina or leave-shaped.
Fragile, brittle, easily broken.
Front, the aperture next the observer.
Furcated, forked.
Furrow, a trench or hollow.
Fuscated, darkened, obscured.
Fusiform, spindle-shaped, conical, or oval.
G.
Gaping, when the valves do not close.
Geniculate, keeled.
Genus, characters by which they are distinguished from others.
Genera, plural of genus.
Gibbous, bulged.
Glabrous, having a smooth surface.
Globose, globular, round.
H.
Hemispherical, in the shape of a half globe.
Heterostrophe, shells whose spires reverse.
Hispid, hairy.
Hinge, the part where the valves are united.
I & J.
Jagged, denticulated, uneven.
Imbricate, covered with scales.
Imperforate, having no umbilicus.
Inequilateral, when the anterior and posterior parts of the shell are
dissimilar.
Inequivalve, when the valves are dissimilar.
Inarticulate, indistinct.
Incumbent, one lying over the other.
Incurved, bent backward.
Indented, unequally marked.
Inflated, tumid, swollen.
Inflected, bent inward.
Inflexed, bent towards each other.
Intercostal, placed between the ribs.
Interrupted, divided, separated.
Interstice, space between.
Intortion, turning or twisting.
Involute, without a spire.
Involution, that part which involves another.
Juncture, the joining of the whorl in univalves.
K.
Keel, the longitudinal prominence in the Argonauta.
Keeled, see Carinated.
L.
Labra, the lips.
Laciniate, cut in irregular segments.
Lacunose, surface covered with pits.
Lamellar, films on plates.
Lamellated, divided into distinct plaits or foliations.
Laminæ, thin plates, laid one above another.
Lanceolate, oblong, tapering like the head of a lance.
Lateral, extending to one side from the centre.
Latticed, see Decussated.
Lenticulate, doubly convex.
Ligament, a solid body which connects the valves in bivalves.
Linear, composed of lines.
Linguiformed, tongue-shaped.
Lip, the outer edge of the aperture of univalves.
Lobated, rounded at the edges.
Longitudinal, the length of the shell.
Lunated, formed like a half moon.
Lunule, crescent-like.
Luniform, shape of a crescent.
M.
Margin, the whole circumference or outline of the shell in bivalves.
Marginated, having a prominent margin or border.
Membrane, a web of fibres.
Mouth, see Aperture.
Muscular impressions, marks made by the animal in adhering to the
shell.
Mottled, clouded or spotted.
Mucronate, ending in a sharp point.
Multilocular, many chambered.
Muricated, clothed with sharp spines.
N.
Nacred, pearly.
Nemoral, belonging to a wood.
Nited, glossy.
Nodose, knotty.
Nucleus, a kernel.
O.
Obsolete, obliterated.
Oblong, oval.
Ocellated, eye-like spots.
Ochreous, colour of yellow ochre.
Offuscated, darkened, clouded.
Olivaceous, of a greenish olive colour.
Operculum, which closes the aperture of the shell.
Orbicular, circular, round.
Orifice, an opening or perforation.
Ovate, shaped like an egg.
Ovoid, oval.
P.
Papillose, pimple, dotted.
Papyraceous, thin as paper.
Patulous, with a gap or opening.
Partitions, processes dividing the shells of the Nautilus, Serpula,
&c.
Pectinated, resembling the teeth of a comb.
Pedicle, the support of the Anatifera and its corresponding species.
Peduncle, a tube on which any thing is seated.
Pellucid, transparent, clear, bright.
Pentagonal, having five sides.
Perforated, pierced with holes.
Pervious, admitting passage.
Pillar, in univalves the internal continuation of the columella or
inner lips, extending from the _base_ to the _apex_.
Pinnated, winged.
Plaited, folded.
Plaits, folds.
Plicated, folded or plaited.
Posterior, see Margin.
Produced, lengthened out.
Protrude, to thrust forward.
Punctuated, like the punctures of a thimble.
Pyriform, pear-shaped.
Q.
Quadrangular, having four right angles.
Quadruplicated, having four plaits.
R.
Radiated, furnished with rays.
Radicated, fixed by the base to another body.
Rectangular, having right angles.
Recurvated, turned backward.
Recurved, bowed back.
Reflected, bent backward.
Refracted, abruptly bent.
Reniform, kidney-shaped.
Replicated, folded or plaited.
Reticulated, formed like a piece of net-work.
Retuse, ending in an obtuse sinus.
Reversed spire, see Heterostrophe.
Revolute, rolled backward.
Ribbed, having longitudinal ribs.
Ridge, the upper part of a slope.
Rostrum, the beak.
Rugose, wrinkled.
S.
Sanguinaceous, divided into chambers.
Scabious, rough, rugged.
Scalloped, indented at the edges.
Scutellated, shield-shaped.
Seam, line formed by the union of the valves.
Semi, the half.
Semi-cordate, half heart-shaped.
Semi-orbicular, shape of a half globe.
Semi-lunar, shape of a half moon.
Septiform, shape of a partition.
Serrated, like the teeth of a saw.
Sessile, sitting or seated.
Seta, a bristle.
Setaceous, covered with bristles.
Setiferous, bearing bristles.
Sinister valve, is the left valve.
Sinus, a groove or cavity.
Siphunculus, a cylindrical perforation as in the Nautilus, Spirula,
&c.
Spatulate, rounded and broad at the top.
Species, the division of a family or genus.
Spiny, thorny.
Spinous, like a hedgehog.
Spire, all the whorls in univalves except the one in which the
aperture is situated, which is termed the body.
Spiral, twisted like a corkscrew.
Squamose, scaly.
Striated, covered with thread-like lines.
Sub, almost.
Subarcuated, somewhat arched.
Subconic, somewhat conical.
Subulate, awl-shaped.
Sulcated, furrowed.
Summit, the tip or apex.
Suture, a hollow line of division in univalves, the spiral line of
which separates the wreaths.
T.
Teeth, pointed protuberances within the hinge in bivalves by which the
valves are united.
Tentacula, the feelers of snails, which inhabit shells.
Tessellated, chequered like a chess board.
Testacea, that order of animals covered with a testaceous shell.
Testaceous, consisting of carbonate of lime and animal matter.
Tortuosity, flexure.
Tortuous, twisted.
Transverse, crossways.
Trapeziform, shaped like a trapezium.
Trigonal, having three angles.
Truncated, cut short, ending abruptly.
Tubercle, knot or pimple.
Tuberculated, knotted, pimpled.
Tubular, in the shape of a hollow tube.
Tunicated, coated.
Turbinated, shape like a top or pear.
Turgid, swollen.
U and V.
Valves, the various pieces which compose the shell.
Varices, longitudinal ribs in univalve shells.
Variety, difference in species.
Vaulted, roofed.
Ventral, belonging to the belly.
Ventricose, inflated, swelled in the middle.
Vermiform, worm-shaped.
Vertex, the top of a most prominent part.
Verrucose, warted.
Verticulated, whorled.
Umbilicated, having a depression in the centre.
Umbo, the round part which turns over the hinge.
Undulated, waved.
Ungulata, shaped like a horse’s hoof.
Unilocular, chambered singly.
Univalve, shells of one valve only.
Volutions, the turnings of univalves.
W.
Whorl, a spiral convolution.
Z.
Zigzag, having reverse turnings and windings.
Zoned, surrounded by belts or girdles.
INDEX
A.
Acasta, 32
Acera, 95
Achatina, 102
_Alata_, 135
Amphidesma, 44
_Amphitritea_, 27
Amphitrite, 28
Ampullaria, 113
Anostoma, 103
Anatifera, 33
Anatina, 40
Ancillaria, 150
Ancylus, 94
ANNULATA, 25
Anodonta, 69
Anomia, 83
_Aplysiacea_, 96
Aplysia, 96
Arca, 62
Arenicola, 25
_Arcacea_, 62
Argonauta, 155
Aspergillum, 35
Auricula, 107
Avicula, 76
B.
Balanus, 31
Bivalve shells, 10
_Brachiopoda_, 84
Buccinum, 141
Bulimus, 105
Bulla, 95
_Bullacea_, 95
Bullæa, 95
C.
_Calyptracea_, 91
Calyptræa, 93
_Canalifera_, 127
Cancellaria, 130
Capsa, 53
_Cardiacea_, 59
Cardita, 60
Cardium, 59
Carinaria, 156
Carocolla, 102
Cassidaria, 137
Cassis, 138
Castalia, 65
Chama, 70
Cerithium, 127
_Chamacea_, 70
Chiton, 88
Chitonellus, 88
Cineras, 33
CIRRHIPEDA, 30
_Cirrhipeda_, 30
Classification, 21
Clausilia, 105
Clavagella, 35
Cleodora, 87
Clio, 86
Clymene, 26
_Colimacea_, 99
Columbella, 143
_Columellaria_, 143
_Conchacea_, 53
_Convoluta_, 147
CONCHIFERA, 34
Conus, 152
Corbis, 51
Corbula, 45
_Corbulacea_, 45
Concholepas, 140
Coronula, 31
Crania, 84
Crassatella, 43
Crassina, 53
Crenatula, 75
Crepidula, 94
Creusia, 32
Cucullæa, 63
Cyclas, 57
Cyclostoma, 107
Cymbulia, 87
Cyrena, 58
Cypræa, 147
Cypricardia, 61
Cyprina, 53
Cytherea, 54
D.
Delphinula, 121
Dentalium, 26
Diceras, 70
Dolabella, 96
Dolium, 141
Donax, 52
_Dorsalia_, 25
E.
Eburna, 142
Emarginula, 92
Erycina, 43
Etheria, 71
F.
Fasciolaria, 130
Fissurella, 92
Fistulana, 35
Fusus, 131
G.
Galathea, 58
Galeolaria, 29
Gastrochæna, 37
Glycimeris, 39
Gryphea, 82
H.
Haliotis, 118
Harpa, 140
Helicina, 103
Helix, 99
_Heteropoda_, 155
Hiatella, 61
Hippopus, 72
Hyalea, 86
Hyria, 68
I.
Iridina, 70
Isocardia, 61
J.
_Janthinea_, 117
Janthina, 117
L.
Lima, 78
_Limacina_, 97
Limacina, 87
Limax, 97
Lingula, 85
_Lithophaga_, 46
Lucina, 51
Lutraria, 41
_Lymnacea_, 108
Lymnea, 108
M.
_Mactracea_, 41
Mactra, 41
_Macrostomiana_, 117
Magilus, 30
_Malleacea_, 75
Malleus, 76
_Maldania_, 26
Marginella, 146
_Melaniana_, 110
Melania, 110
Melanopsis, 111