W

The Calyptraeidae are a family of small to medium-sized marine prosobranch gastropods.

W

Bostrycapulus, commonly known as the spiny slipper snails, is a genus of sea snails, marine gastropod mollusks in the family Calyptraeidae, the slipper snails, cup-and-saucer snails and hat snails.

W

Bostrycapulus aculeatus is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and hat snails.

W

Calyptraea, commonly known as the Chinese hat snails is a genus of sea snails, marine gastropod mollusks in the family Calyptraeidae, a family which contains the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Calyptraea chinensis, common name the Chinese hat snail or Chinese hat shell, is a species of small sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Calyptraea helicoidea is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Crepidula, commonly known as the slipper snails, slipper limpets, or slipper shells, is a genus of sea snails, marine gastropod mollusks in the family Calyptraeidae. This family includes the slipper snails (Crepidula), hat snails (Calyptraea), spiny slipper snails (Bostrycapulus), and cup-and-saucer snails (Crucibulum) as well as Crepipatella, Siphopatella, Grandicrepidula, and Maoricrypta.

W

Crepidula adunca, common name the "hooked slippersnail" is a species of sea snail or "slipper snail", a marine gastropod mollusk in the family Calyptraeidae, the slipper snails and cup-and-saucer snails.

W

Crepidula convexa is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails. The maximum recorded shell length is 20 mm.

W

Crepidula fornicata is a species of medium-sized sea snail, a marine gastropod mollusc in the family Calyptraeidae, the slipper snails and cup and saucer snails. It many common names, including common slipper shell, common Atlantic slippersnail, boat shell, quarterdeck shell, fornicating slipper snail, Atlantic slipper limpet and it is in Britain as the "common slipper limpet".

W

Crepidula goreensis is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Crepidula maculosa is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Crepidula moulinsii is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese pant snails.

W

Crepidula onyx, the onyx slippersnail or onyx slipper snail, is a species of sea snail with gills, a marine gastropod mollusc in the family Calyptraeidae, the slipper snails and cup-and-saucer snails.

W

Crepidula plana, common name the eastern white slippersnail, is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and hat snails. This species is characterized by a flat white shell, a white body, and development that includes a planktotrophic larval stage. This species often occurs inside large gastropod shells that are inhabited by hermit crabs. In this case the shells are often extremely flat, and often recurved.

W

Crepidula porcellana, common name the slipper limpet, is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Crepidula unguiformis is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Siphopatella walshi, common name : the eastern white slipper limpet, is a species of small sea snail, a slipper snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Crepipatella is a genus of sea snails, marine gastropod mollusks in the family Calyptraeidae, the slipper snails and cup-and-saucer snails.

W

Crepipatella dilatata is a species of sea snail described by Lamarck. It is a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and hat snails.

W

Crepipatella lingulata is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae.

W

Crucibulum, commonly known as cup-and-saucer snails, is a genus of sea snails, marine gastropod mollusks in the family Calyptraeidae.

W

Crucibulum spinosum, common name the spiny cup-and-saucer snail, is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails and cup-and-saucer snails.

W

Crucibulum striatum, common name the striate cup-and -saucer, is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Grandicrepidula is a genus of sea snails, marine gastropod mollusks in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Grandicrepidula grandis, common name : the giant slipper limpet, is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Maoricrypta is a genus of small to medium-sized sea snails, marine gastropod molluscs in the family Calyptraeidae, the slipper snails, cup and saucer shells and Chinese hat shells.

W

Maoricrypta costata, or the ribbed slipper shell, is a species of intertidal medium-sized sea snail, a marine gastropod mollusc in the family Calyptraeidae. This species occurs along the east coast of the North Island, New Zealand.

W

Maoricrypta youngi is a species of small sea snail or slipper snail, a marine gastropod mollusc in the family Calyptraeidae. It is known to occur in North Island, New Zealand.

W

Sigapatella is a genus of small to medium-sized sea snails, marine gastropod molluscs in the family Calyptraeidae, the slipper snails, Chinese hat snails, and cup-and-saucer snails.

W

Sigapatella novaezelandiae, common name the circular slipper limpet, is a species of medium-sized sea snail, a marine gastropod molluscs in the family Calyptraeidae.

W

Sigapatella superstes is a species of medium-sized sea snail, a marine gastropod mollusc in the family Calyptraeidae.

W

Sigapatella tenuis is a species of sea snail, a marine gastropod mollusc in the family Calyptraeidae, the slipper snails, Chinese hat snails and cup-and-saucer snails. It is found in New Zealand.

W

Trochita is a genus of sea snails, marine gastropod mollusks in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.

W

Trochita trochiformis is a species of sea snail, a marine gastropod mollusk in the family Calyptraeidae, the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.