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The interior of the shell of Bulla speciosa, a species of gastropod.

Interior of Bulla Gastropod

The interior of the shell of Bulla speciosa, a species of gastropod.

The shell of Fasciolario buccinoides, a species of gastropod.

Fasciolario Gastropod

The shell of Fasciolario buccinoides, a species of gastropod.

The shell of Pyrifusus Newberryi, a species of gastropod.

Pyrifusus Gastropod

The shell of Pyrifusus Newberryi, a species of gastropod.

"Gnathodon cuneatus. A bivalve mollusk. G. cuneatus is the cuneate clam of Louisiana." -Whitney, 1911

Gnathodon

"Gnathodon cuneatus. A bivalve mollusk. G. cuneatus is the cuneate clam of Louisiana." -Whitney, 1911

"The Giant Clam, <em>Tridacna gigas</em>, is the largest of known shell-fish, the two valves sometimes weighing five hundred pounds, and the animal from twenty to thirty pounds. It is found along the shores of the Polynesian and Asiatic Islands, where the flesh is eaten raw by the natives." &mdash; Goodrich, 1859

Shells of the great clam

"The Giant Clam, Tridacna gigas, is the largest of known shell-fish, the two valves sometimes…

"Abundant on the shores of Mauritius and of the neighboring islands. For this and analogous species, there are fisheries in those regions, the animals being caught at night or near-rise, by nets attached to rakes." &mdash; Goodrich, 1859

Harp-shell

"Abundant on the shores of Mauritius and of the neighboring islands. For this and analogous species,…

"Helix albolabris, a pulmonate Gasteropod." -Galloway, 1915

Helix Albolabris

"Helix albolabris, a pulmonate Gasteropod." -Galloway, 1915

"The <em>T. Hombergii</em> attains a length of six inches." &mdash; Goodrich, 1859

Tritonia hombergii

"The T. Hombergii attains a length of six inches." — Goodrich, 1859

"Found only at New Zealand, and here it is rare; the shell is very beautiful, the whorls rising in a depressed cone." — Goodrich, 1859

Trochus imperialis

"Found only at New Zealand, and here it is rare; the shell is very beautiful, the whorls rising in a…

"The <em>Perna isognomum</em> has a somewhat similar form to the Hammer Oyster; it lives in deep water, attached to rocks by its byssus." &mdash; Goodrich, 1859

Perna isognomum

"The Perna isognomum has a somewhat similar form to the Hammer Oyster; it lives in deep water,…

The Ivory Shell (Eburna spirata) is a gastropod mollusk in the Buccinidae family of true whelks.

Ivory Shell

The Ivory Shell (Eburna spirata) is a gastropod mollusk in the Buccinidae family of true whelks.

"The <em>C. junonae</em> is a very beautiful species. The great assemblage of the different kinds is in the Indian Ocean, though some of the species are found in all seas." &mdash; Goodrich, 1859

Cardium junonae

"The C. junonae is a very beautiful species. The great assemblage of the different kinds is…

"The Lamp-Shell, <em>Terebratula maxillata, has a smooth convex shell, the animal attached by a peduncle." &mdash; Goodrich, 1859

Lamp-shell

"The Lamp-Shell, Terebratula maxillata, has a smooth convex shell, the animal attached by a peduncle."…

"Patella vulgata, seen from the ventral side. f, foot; g.l, circlet of gill lamellae; m. e, edge of the mantle; mu, attachment muscle; sl, slits in the attachment muscle; sh, shell; v, efferent branchial vessel; v', aorta; ve, smaller vessels." -Parker, 1900

Limpet

"Patella vulgata, seen from the ventral side. f, foot; g.l, circlet of gill lamellae; m. e, edge of…

The shell of Fissurella listeri, a species of keyhole limpet, a freshwater snail.

Shell of Keyhole Limpet

The shell of Fissurella listeri, a species of keyhole limpet, a freshwater snail.

A fossilized shell.

Lituites

A fossilized shell.

"The shells of the <em>Hippopus maculatus</em> are smaller but are more beatiful, and are used in the manufacture of various ornamental articles, such as inkstands, &c." &mdash; Goodrich, 1859

Hippopus maculatus

"The shells of the Hippopus maculatus are smaller but are more beatiful, and are used in the…

"Anatomy of an Acephalous Mollusc (Mactra): s, stomach; ii, intestine; ag, anterior ganglions; pg, posterior ganglions; mn, muscles; a, anus; h, heart; l, liver; f, foot; sh, shell; ma, mantle; b, branchiae; t, tentacula; r, oral, or respiratory syphon; t, anal syphon." &mdash; Chambers, 1881

Mollusc Anatomy

"Anatomy of an Acephalous Mollusc (Mactra): s, stomach; ii, intestine; ag, anterior ganglions; pg, posterior…

"Ideal mollusc. m., Mouth; g.c., cerebral ganglia; c., edges of mantle skirt; z.g., duct of right lobe of digestive gland; s., pericardial cavity; f., edges of shell-sac; v., ventricle of heart; u., nephridium; an., anus; n., posterior part of the foot; l., opening of nephridium; k., genital aperture; g.ab., abdominal ganglion on visceral loop; g.v., visceral ganglion; z.l., left lobe of digestive gland; p., foot; g.pe., pedal ganglion; g.pl. pleural ganglion." -Thomson, 1916

Mollusc Parts

"Ideal mollusc. m., Mouth; g.c., cerebral ganglia; c., edges of mantle skirt; z.g., duct of right lobe…

"[From left to right:] Snail-shell and Egg, Ostrea and Spondylus, Carinaria, Vitreous Carinaria." &mdash; Goodrich, 1859

Mollusca

"[From left to right:] Snail-shell and Egg, Ostrea and Spondylus, Carinaria, Vitreous Carinaria." —…

"[From left to right:] Fusus Longissimus, Pearl Oyster and Coral, Volute, Thorny Woodcock." &mdash; Goodrich, 1859

Mollusca

"[From left to right:] Fusus Longissimus, Pearl Oyster and Coral, Volute, Thorny Woodcock." —…

"[From left to right:] Shell from Malabar, Large Mussel, Thorned Murex, Large Helmet Shell." &mdash; Goodrich, 1859

Murcidae

"[From left to right:] Shell from Malabar, Large Mussel, Thorned Murex, Large Helmet Shell." —…

Murex is a genus of predatory gastropod mollusks.

Murex

Murex is a genus of predatory gastropod mollusks.

"Mussel attached by a byssus to a rock." &mdash; Goodrich, 1859

Mussel

"Mussel attached by a byssus to a rock." — Goodrich, 1859

"Longitudinal Section through a Fresh-water Mussel. a, edge of mantle; b, foot, with position of ganglion indicated; c, gills; d, mouth; e, tentacles or palps; f, posterior adductor muscle; g, anterior adductor; h, head-ganglion; i, ventricle of heart; j, auricle of heart; k, rectum; l, kidney; m, exhalent aperture; n, inhalent aperture." -Vaughan, 1906

Mussel Anatomy

"Longitudinal Section through a Fresh-water Mussel. a, edge of mantle; b, foot, with position of ganglion…

"Though inferior to the oyster, immense quantities of the Common Mussel, <em>Mytilus edulis</em>, are eaten in Europe." &mdash; Goodrich, 1859

Common mussel

"Though inferior to the oyster, immense quantities of the Common Mussel, Mytilus edulis, are…

"Mya arenaria, in living position." -Taylor, 1904

Mya arenaria

"Mya arenaria, in living position." -Taylor, 1904

"Mya truncata, in living position." -Taylor, 1904

Mya truncata

"Mya truncata, in living position." -Taylor, 1904

"Nassa reticulata." -Taylor, 1904

Nassa reticulata

"Nassa reticulata." -Taylor, 1904

"Natica catenoides." -Taylor, 1904

Natica catenoides

"Natica catenoides." -Taylor, 1904

Naticina papilla is a species of naticoid, a predatory sea snail in the gastropod class of Mollusca.

Naticoid

Naticina papilla is a species of naticoid, a predatory sea snail in the gastropod class of Mollusca.

Naticina haliotoides is a species of naticoid, a predatory sea snail in the gastropod class of Mollusca.

Naticoid

Naticina haliotoides is a species of naticoid, a predatory sea snail in the gastropod class of Mollusca.

"Section of a nautilus showing its interior." &mdash; Goodrich, 1859

Nautilus

"Section of a nautilus showing its interior." — Goodrich, 1859

"Section of shell of Nautilus." -Thomson, 1916

Nautilus Shell

"Section of shell of Nautilus." -Thomson, 1916

"Section of the shell of Nautilus pompilius, showing the septa (s, s), the septal necks (s. n., s. n.), the siphuncle (si, represented by dotted lines), and the large body-chamber (ch)." -Parker, 1900

Chambered Nautilus

"Section of the shell of Nautilus pompilius, showing the septa (s, s), the septal necks (s. n., s. n.),…

"The polished nerita, <em>Nerita polita</em>, is distributed through nearly all tropical seas." &mdash; Goodrich, 1859

Polished nerita

"The polished nerita, Nerita polita, is distributed through nearly all tropical seas." —…

"The Devil-fish (Octopus). A, at rest; B, swimming. a, arms, with suckers on the inner aspect; e, eye; s, siphon or funnel." -Galloway, 1915

Octopus

"The Devil-fish (Octopus). A, at rest; B, swimming. a, arms, with suckers on the inner aspect; e, eye;…

Graneledone verrucosa is a species of cephalopods in the Octopodidae family of octopuses.

Octopus

Graneledone verrucosa is a species of cephalopods in the Octopodidae family of octopuses.

The Green Ormer (Haliotis tuberculata) is an edible mollusk considered a delicacy.

Green Ormer

The Green Ormer (Haliotis tuberculata) is an edible mollusk considered a delicacy.

"The Paper Nautilus (Argonauta argo). e, eye; m, mouth; f, siphon; sh, shell; t, tentacles." -Galloway, 1915

Paper Nautilus

"The Paper Nautilus (Argonauta argo). e, eye; m, mouth; f, siphon; sh, shell; t, tentacles." -Galloway,…

"In these animals, which generally appear like small slugs, the branchi&aelig; are arranged along on each side of the back; the tentacles are not retractile; some species have a very singular appearance, the body being slender, and the gill-tifts supported at the extremities of lateral footstalks." &mdash; Goodrich, 1859

Eolis papillosa

"In these animals, which generally appear like small slugs, the branchiæ are arranged along on…

Pearl divers hunting for oysters on the bottom of the sea.

Pearl-fishery

Pearl divers hunting for oysters on the bottom of the sea.

"Furnishes the fines pearls; the shells are also imported in vast quanities, the inner layer, known as "mother of pearl", being used for a great number of ornamental purposes." &mdash; Goodrich, 1859

Pearl-oyster

"Furnishes the fines pearls; the shells are also imported in vast quanities, the inner layer, known…

"Pecten varius." -Taylor, 1904

Pecten varius

"Pecten varius." -Taylor, 1904

"The <em>Patella pectonata</em> is found i nthe Mediterranean." &mdash; Goodrich, 1859

Patella pectonata

"The Patella pectonata is found i nthe Mediterranean." — Goodrich, 1859

"Pectunculus glycimeris." -Taylor, 1904

Pectunculus glycimeris

"Pectunculus glycimeris." -Taylor, 1904

The common periwinkle (Littorina littorea) is an edible species of sea snail in the Littorinidae family of the winkles.

Common Periwinkle

The common periwinkle (Littorina littorea) is an edible species of sea snail in the Littorinidae family…

"Found in the vicinity of the Canary Isles, the shell is minute, glassy, and compressed." &mdash; Goodrich, 1859

Atlanta peronil

"Found in the vicinity of the Canary Isles, the shell is minute, glassy, and compressed." — Goodrich,…

"The <em>unio pictorium</em> is common in Europe, and derived its name from the fact that its shell was formerly used by painters to hold their colors." &mdash; Goodrich, 1859

Unio pictorium

"The unio pictorium is common in Europe, and derived its name from the fact that its shell…

"Their shells are usually of a leathery texture, nearly transparent, and usually spring from a root-stalk of similar consistence, which creeps along upon the surface of stones or aquatic plants, in which situations these animals are not uncommon." &mdash; Goodrich, 1859

Plumatella

"Their shells are usually of a leathery texture, nearly transparent, and usually spring from a root-stalk…

"Proneomenia. Nervous system. e.g., Cerebral ganglia; slg., sublingual; a.p.g., anterior pedal; p.p.g., posterior pedal; p.v.g., posterior viscerals; sl., sublingual connectives; cpc., cerebro-pedal connective; pe., longitudinal pedal nerves; la., longitudinal lateral nerves." -Thomson, 1916

Proneomenia

"Proneomenia. Nervous system. e.g., Cerebral ganglia; slg., sublingual; a.p.g., anterior pedal; p.p.g.,…

"Shell-bearing Pteropoda. f, f, fins; l, liver; o, ovary; sh, shell." -Parker, 1900

Pteropoda

"Shell-bearing Pteropoda. f, f, fins; l, liver; o, ovary; sh, shell." -Parker, 1900

"Purpura lapillus." -Taylor, 1904

Purpura lapillus

"Purpura lapillus." -Taylor, 1904

"The shell of the <em>cleodora pymidata</em> is triangular." &mdash; Goodrich, 1859

Cleodora pymidata

"The shell of the cleodora pymidata is triangular." — Goodrich, 1859

"The colonies of these singular creatues are in the form of a cartilaginous tube, open at one end. In the walls fo this tube, formed by the coalescence of the mantles of the animals composing it, the bodies of the Ascidians are seperately imbedded, the branchial chamber of each passing completely through the wall from its outer to its innner surface." &mdash; Goodrich, 1859

Pyrosoma

"The colonies of these singular creatues are in the form of a cartilaginous tube, open at one end. In…

"The <em>M. regius</em> is found on the west coast of Central America, and suprasses all power of description in the beauty of its colorings." &mdash; Goodrich, 1859

Murex regius

"The M. regius is found on the west coast of Central America, and suprasses all power of description…

"The shell of <em>Limacina rostralis</em> resembles a small nautilus in form." &mdash; Goodrich, 1859

Limacina, rostralis

"The shell of Limacina rostralis resembles a small nautilus in form." — Goodrich, 1859

"These are little fish-like animals furnished with one or two fin-like organs on the body and a broad and usually bilobed caudal-fin. they are of small size and swim with great rapidity. They have hitherto been found principally in the North Sea and in the Mediterranean. The name of <em>Sagitta</em>, given to these animals, refers to their arrow-like appearance." &mdash; Goodrich, 1859

Sagitta

"These are little fish-like animals furnished with one or two fin-like organs on the body and a broad…

The scallop (Hinnites pusio) is a marine bivalve mollusk from the Pectinidae family.

Scallop

The scallop (Hinnites pusio) is a marine bivalve mollusk from the Pectinidae family.

Scaphander lignarius is a species of gastropods in the Scaphandridae family.

Scaphander

Scaphander lignarius is a species of gastropods in the Scaphandridae family.