The shell of Fissurella listeri, a species of keyhole limpet, a freshwater snail.
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.
"Ruby-eyed Limpet, from the Antilles. If the common Limpet is alarmed, no human force, pulling in a…
The common periwinkle (Littorina littorea) is an edible species of sea snail in the Littorinidae family…
"The species of the genus Trochus are found in all seas, and near to the shore in the clefts…
"Roman snail (Helix pomatia). Note shell covering visceral hump; p.ap., pulmonary aperture (including…
"Vertical section of the shell of a species of Helix. M., Mouth of shell; A., apex; C., columella."…
The shell of a Slit Worm Snail (Siliquaria anguina). The species is a gastropod mollusc that has an…
"Helix nemoralis. an, anus; gen. ap, genital aperture; oc. tent. posterior eye-bearing tentacles; pulm,…
The shell of the Tulip Snail (Fasciolaria tulipa), a gastropod in the Fasciolariidae family of tulips…
The Rosy Wolf Snail (Euglandina rosea) is a predatory snail in the Spiraxidae family of air-breathing…
"Spindle-shell (Fusus colus). Fusus: a genus of gastropodus mollusks having a fusiform shell with a…
"The species of the genus Trochus are found in all seas, and near to the shore in the clefts…
"The species of the genus Trochus are found in all seas, and near to the shore in the clefts…
"The species of the genus Trochus are found in all seas, and near to the shore in the clefts…
"The species of the genus Trochus are found in all seas, and near to the shore in the clefts…
"The species of the genus Trochus are found in all seas, and near to the shore in the clefts…