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Abalone or ear-shell; furnishes mother-of-pearl for inlaid work.

Abalone

Abalone or ear-shell; furnishes mother-of-pearl for inlaid work.

Chiton is a peculiar marine mollusk. It is low and flat, creeping like the limpets. But the shell consists of a series of eight pieces overlapping one another from the anterior to the posterior end.

Chiton

Chiton is a peculiar marine mollusk. It is low and flat, creeping like the limpets. But the shell consists…

Limpets are found along the shore. they are gastropods with low conical shells. this is a surface view.

Limpet

Limpets are found along the shore. they are gastropods with low conical shells. this is a surface view.

Limpets are found along the shore. they are gastropods with low conical shells. This is a side view.

Limpet

Limpets are found along the shore. they are gastropods with low conical shells. This is a side view.

In this species of pond snail, the aperture of the shell is not closed by an operculum.

Pond Snail

In this species of pond snail, the aperture of the shell is not closed by an operculum.

In this species of pond snail, the aperture of the shell is closed by an operculum.

Pond Snail

In this species of pond snail, the aperture of the shell is closed by an operculum.

In this species of pond snail, the aperture of the shell is closed by an operculum.

Pond Snail

In this species of pond snail, the aperture of the shell is closed by an operculum.