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"The Molluscous Gasteropoda have the organs of respiration formed for aerial respiration or for respiration under water. A magic influence was attributed to them; they were supposed , for instance, to have an influence over the female heart."

Aplysia Depilans (Linn.)

"The Molluscous Gasteropoda have the organs of respiration formed for aerial respiration or for respiration…

"The Molluscous Gasteropoda have the organs of respiration formed for aerial respiration or for respiration under water. Some of the species were known to the ancients as Sea-hares."

Aplysia Inca (D'Orbigny)

"The Molluscous Gasteropoda have the organs of respiration formed for aerial respiration or for respiration…

"The Paper-nautilus, or Argonaut, [floats] gracefully on the surface of the sea, trimming its tiny sail to the breeze, just sufficient to ruffle the surface of the waves, it looks like an exquisite living shallop."

Argonauto Argo (Linnaeus)

"The Paper-nautilus, or Argonaut, [floats] gracefully on the surface of the sea, trimming its tiny sail…

"The argonaut can blush, turn pale, and show through its transparent shell its body changing in sudden shades."

Argonauta Papyracea in its Shell

"The argonaut can blush, turn pale, and show through its transparent shell its body changing in sudden…

"The principal apparatus of progression of the animal is the funnel with which it is furnished, in common with all Cephalopods, and which is very long in the argonaut. Aided by this apparatus, it ejects water after it has served the purpose of respiration, and in doing so, projects itself through the water."

Argonauta Papyracea Swimming

"The principal apparatus of progression of the animal is the funnel with which it is furnished, in common…

"The Purpuras have a classical name and history, having furnished the Greeks and Romans with the brilliant purple coloring matter which was reserved for the mantles of patricians and princes."

Buccinum Senticosum (Linnaeus)

"The Purpuras have a classical name and history, having furnished the Greeks and Romans with the brilliant…

"The animals have a well-developed shell, the form of which is elegant and delicate in structure. They are found in almost every sea, but abound chiefly in the Indian ocean and Oceania."

Bulla Ampulla (Linnaeus)

"The animals have a well-developed shell, the form of which is elegant and delicate in structure. They…

"The animals have a well-developed shell, the form of which is elegant and delicate in structure. They are found in almost every sea, but abound chiefly in the Indian ocean and Oceania."

Bulla Aspersa (Adams)

"The animals have a well-developed shell, the form of which is elegant and delicate in structure. They…

"The animals have a well-developed shell, the form of which is elegant and delicate in structure. They are found in almost every sea, but abound chiefly in the Indian ocean and Oceania."

Bulla Oblonga (Adams)

"The animals have a well-developed shell, the form of which is elegant and delicate in structure. They…

"In the genus <em>Cassis</em> the shell is oval, convex, and the spire is not of considerable height. These animals keep near the shore, in shallow water."

Cassis Canaliculata (Brugieres)

"In the genus Cassis the shell is oval, convex, and the spire is not of considerable height.…

"In the genus <em>Cassis</em> the shell is oval, convex, and the spire is not of considerable height. These animals keep near the shore, in shallow water."

Cassis Glauca (Linnaeus)

"In the genus Cassis the shell is oval, convex, and the spire is not of considerable height.…

"In the genus <em>Cassis</em> the shell is oval, convex, and the spire is not of considerable height. These animals keep near the shore, in shallow water."

Cassis Madagascariensis (Lamarck)

"In the genus Cassis the shell is oval, convex, and the spire is not of considerable height.…

"In the genus <em>Cassis</em> the shell is oval, convex, and the spire is not of considerable height. These animals keep near the shore, in shallow water."

Cassis Madagascariensis (Lamarck)

"In the genus Cassis the shell is oval, convex, and the spire is not of considerable height.…

"In the genus <em>Cassis</em> the shell is oval, convex, and the spire is not of considerable height. These animals keep near the shore, in shallow water."

Cassis Rula (Linnaeus)

"In the genus Cassis the shell is oval, convex, and the spire is not of considerable height.…

"In the genus <em>Cassis</em> the shell is oval, convex, and the spire is not of considerable height. These animals keep near the shore, in shallow water."

Cassis Zebra (Lamarck)

"In the genus Cassis the shell is oval, convex, and the spire is not of considerable height.…

"There are some species which are chiefly found in the muddy bottoms, and more frequently at the mouths of rivers, but rarely beyond the point to which the tide reaches."

Cerithium Aluco.

"There are some species which are chiefly found in the muddy bottoms, and more frequently at the mouths…

"There are some species which are chiefly found in the muddy bottoms, and more frequently at the mouths of rivers, but rarely beyond the point to which the tide reaches."

Cerithium Fasciatum (Brug.)

"There are some species which are chiefly found in the muddy bottoms, and more frequently at the mouths…

"There are some species which are chiefly found in the muddy bottoms, and more frequently at the mouths of rivers, but rarely beyond the point to which the tide reaches." This figure is known as the Giant Cerithium.

Cerithium Giganteum (Lamarck)

"There are some species which are chiefly found in the muddy bottoms, and more frequently at the mouths…

"In one genera [of the <em>Octopodidae</em> family] the arms are completely united in their whole extent by a thin membrane."

Cirrhoteuthis Mulleri (Eschricht)

"In one genera [of the Octopodidae family] the arms are completely united in their whole extent…

"The genus <em>Conus</em> is especially rich in species, as well as numerous individuals. This group presents a remarkable uniformity of shape."

Conus Gloria Maris (Chemn.)

"The genus Conus is especially rich in species, as well as numerous individuals. This group…

"The genus <em>Conus</em> is especially rich in species, as well as numerous individuals. This group presents a remarkable uniformity of shape."

Conus Nobilis (Linn.)

"The genus Conus is especially rich in species, as well as numerous individuals. This group…

"The genus <em>Conus</em> is especially rich in species, as well as numerous individuals. This group presents a remarkable uniformity of shape."

Conus Tescallatus (Born.)

"The genus Conus is especially rich in species, as well as numerous individuals. This group…

"The genus <em>Conus</em> is especially rich in species, as well as numerous individuals. This group presents a remarkable uniformity of shape."

Conus Textilis (Linn.)

"The genus Conus is especially rich in species, as well as numerous individuals. This group…

"The anterior feet are about the length of the body. The other feet terminate in an elongated claw, which is straight-pointed."

Corystes Cassivelaunus, female

"The anterior feet are about the length of the body. The other feet terminate in an elongated claw,…

"The Long-clawed Crab is remarkable for its long antennae, which considerably exceed the length of the body."

Corystes Cassivelaunus, male

"The Long-clawed Crab is remarkable for its long antennae, which considerably exceed the length of the…

"The Cowries are found at a little distance from the shore, generally in clefts of the rocky bottoms; sometimes they bury themselves in the sand. These magnificent mollusks are natives or every sea."

Cypraea Argus (Linn.)

"The Cowries are found at a little distance from the shore, generally in clefts of the rocky bottoms;…

"The Madagascar Cowry [is] beautifully marked, having the general appearance of being mammillated all over."

Cypraea Madagascariensis (Gmel.)

"The Madagascar Cowry [is] beautifully marked, having the general appearance of being mammillated all…

"The Money Cowry is a little, oval shell, depressed, flat below, with very thick edges and slightly waving. It comes from the Indian ocean, and is sometimes found in the Atlantic."

Cypraea Moneta (Linnaeus)

"The Money Cowry is a little, oval shell, depressed, flat below, with very thick edges and slightly…

"The Granular Cowry [is] beautifully marked, having the general appearance of being mammillated all over."

Cypraea Nucleus (Linnaeus)

"The Granular Cowry [is] beautifully marked, having the general appearance of being mammillated all…

"The animal which inhabits these shells is elongated, and is provided with a well-developed mantle, furnished on the inside with a band of tentacular filaments; it is able to fold itself over its shell in such a manner as to envelop it all around."

Cypraea Tigris (Linnaeus)

"The animal which inhabits these shells is elongated, and is provided with a well-developed mantle,…

"Zigzag Cowries are beautifully ornamented with waving and broken lines."

Cypraea Zigzag (Linnaeus)

"Zigzag Cowries are beautifully ornamented with waving and broken lines."

"The <em>Monodonta</em> are elegantly marked shells. Some curious specimens from this family come from the Indian ocean; they are remarkable for their numerous spines and the asperity of their shells."

Delphinula Sphaerula (Kiener)

"The Monodonta are elegantly marked shells. Some curious specimens from this family come from…

A remarkable species of the genus <em>Fusus</em>.

Fusus Colus

A remarkable species of the genus Fusus.

A remarkable species of the genus <em>Fusus</em>.

Fusus Pagodus

A remarkable species of the genus Fusus.

A remarkable species of the genus <em>Fusus</em>.

Fusus Proboscidiferus

A remarkable species of the genus Fusus.

"The genus <em>Harpa</em> contains shells from the Indian ocean, richly enameled within and ornamented externally with slightly oblique, longitudinal stripes with finely sculptured forms in the intervals; spire very small and opening large."

Harpa Ventricosa (Linnaeus)

"The genus Harpa contains shells from the Indian ocean, richly enameled within and ornamented…

"The snails are male and female in the same individual, or hermaphrodite. The Romans had many species served up at their feasts, which they distinguished in categories according to the delicacy of their flesh."

Helix Aspersa (Var. Scalaris)

"The snails are male and female in the same individual, or hermaphrodite. The Romans had many species…

An "idea of the many elegant forms which the shell of the genus <em>Helix</em> assumes."

Helix Citrina

An "idea of the many elegant forms which the shell of the genus Helix assumes."

"The snails are male and female in the same individual, or hermaphrodite. [This is] the favorite culinary snail in the region around Paris"

Helix Pomatia (Linnaeus)

"The snails are male and female in the same individual, or hermaphrodite. [This is] the favorite culinary…

An "idea of the many elegant forms which the shell of the genus <em>Helix</em> assumes."

Helix Stuartia

An "idea of the many elegant forms which the shell of the genus Helix assumes."

Plain or biform classification of the genus <em>Helix</em>.

Helix Translucida (Linnaeus)

Plain or biform classification of the genus Helix.

Tun-bottomed classification of the genus <em>Helix</em>.

Helix Undulata (Ferussac)

Tun-bottomed classification of the genus Helix.

Plain or biform classification of the genus <em>Helix</em>.

Helix Waltoni (Reeve)

Plain or biform classification of the genus Helix.

"The <em>Monodonta</em> are elegantly marked shells. Some curious specimens from this family come from the Indian ocean; they are remarkable for their numerous spines and the asperity of their shells. The Spurred Trochus, studded with radiating spines."

Imperator Stella (Lamarck)

"The Monodonta are elegantly marked shells. Some curious specimens from this family come from…

"The <em>Monodonta</em> are elegantly marked shells. Some curious specimens from this family come from the Indian ocean; they are remarkable for their numerous spines and the asperity of their shells. The Star Commander, a native of the Australian seas."

Imperator Stellaris (Lamarck)

"The Monodonta are elegantly marked shells. Some curious specimens from this family come from…

A thin diaphanous shell in which species of the genus Limnaea live. They can be found in the fresh waters of most countries.

Limnaea Stagnalis (Linnaeus)

A thin diaphanous shell in which species of the genus Limnaea live. They can be found in the fresh waters…

"The Common Calmar or Squid. They propel themselves backward through the water with great velocity, driving back the water by means of their funnel."

Loligo Gahi (d'Orbigny)

"The Common Calmar or Squid. They propel themselves backward through the water with great velocity,…

"The Common Calmar or Squid. They propel themselves backward through the water with great velocity, driving back the water by means of their funnel."

Loligo Vulgaris, with its pen, or internal bone (Lamarck)

"The Common Calmar or Squid. They propel themselves backward through the water with great velocity,…

"The Episcopal Miter, from the Indian ocean is white, ornamented with square spots of a fine red, and capable of high polish. It emits a purple liquid, having a nauseous odor, when irritated."

Mitra Episcopalis (Lamarck)

"The Episcopal Miter, from the Indian ocean is white, ornamented with square spots of a fine red, and…

"The Papal Miter has dentiform folds around the opening, which also crown each turn of the spiral. It emits a purple liquid, having a nauseous odor, when irritated."

Mitra Papalis (Lamarck)

"The Papal Miter has dentiform folds around the opening, which also crown each turn of the spiral. It…

"The genus <em>Murex</em>, or Rock Shells, includes a large number of species, all remarkable for their brilliant colors and somewhat fantastical and varied forms."

Murex Erinaceus (Linnaeus)

"The genus Murex, or Rock Shells, includes a large number of species, all remarkable for their…

"The genus <em>Murex</em>, or Rock Shells, includes a large number of species, all remarkable for their brilliant colors and somewhat fantastical and varied forms."

Murex Haustellum (Linnaeus)

"The genus Murex, or Rock Shells, includes a large number of species, all remarkable for their…

"The genus <em>Murex</em>, or Rock Shells, includes a large number of species, all remarkable for their brilliant colors and somewhat fantastical and varied forms."

Murex Scorpio (Linnaeus)

"The genus Murex, or Rock Shells, includes a large number of species, all remarkable for their…

"The genus <em>Murex</em>, or Rock Shells, includes a large number of species, all remarkable for their brilliant colors and somewhat fantastical and varied forms."

Murex Tenuispina (Lamarck)

"The genus Murex, or Rock Shells, includes a large number of species, all remarkable for their…

"In the last partition of the shell is the animal, covered by its mantle, which lines to walls of the partitions. The mouth of the nautilus is armed with mandibles, fashioned somewhat like a parrot's beak."

Nautilus Pompilius (Linnaeus), showing the interior of the lower cell, to which the animal is fixed.

"In the last partition of the shell is the animal, covered by its mantle, which lines to walls of the…

"Norway Lobsters have the eyes uniform and the two last rings of the thorax movable."

Nephrops Norvegicus

"Norway Lobsters have the eyes uniform and the two last rings of the thorax movable."

"A very ugly-looking creature, which belongs to the <em>Octopodidae</em> family, is the Octopus."

Octopus Brevipes (d'Orbigny)

"A very ugly-looking creature, which belongs to the Octopodidae family, is the Octopus."

"A very ugly-looking creature, which belongs to the <em>Octopodidae</em> family, is the Octopus."

Octopus Horridus (d'Orbigny)

"A very ugly-looking creature, which belongs to the Octopodidae family, is the Octopus."

"A very ugly-looking creature, which belongs to the <em>Octopodidae</em> family, is the Octopus."

Octopus Macropus (Risso)

"A very ugly-looking creature, which belongs to the Octopodidae family, is the Octopus."

"A very ugly-looking creature, which belongs to the <em>Octopodidae</em> family, is the Octopus."

Octopus Vulgaris (Lamarck)

"A very ugly-looking creature, which belongs to the Octopodidae family, is the Octopus."