Calyptraeidae: Wikis

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Categories: Calyptraeidae

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Updated live from Wikipedia, last check: May 30, 2012 15:49 UTC (53 seconds ago)

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Calyptraeidae

A shell of Sigapatella novaezelandiae
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Caenogastropoda clade Hypsogastropoda clade Littorinimorpha
Superfamily:	Calyptraeoidea
Family:	Calyptraeidae Lamarck, 1809
Genera
See text.

Calyptraeidae, or slipper shells, are a family of small to medium-sized marine prosobranch gastropods. This family includes the slipper snails (Crepidula species), the Chinaman's hat snails, (Calyptraea species), and the cup and saucer snails (Crucibulum species) among others.

Calyptraeidae is the only family in the superfamily Calyptraeoidea.

1 Description
2 Genera
3 References
4 External links

Description

Calyptraeids have shells that sometimes externally resemble those of limpets, but these snails are more closely related to conches and cowries.

Internally, the shell is distinguished by a shelf-like, cup-like, or half-cup-like structure used for muscle attachment.

Genera

Genera within the family Calyptraeidae include^[1]^[2]^[3]:

Bostrycapulus Olsson and Harbison, 1953
Calyptraea Lamarck, 1799
- Calyptraea chinensis Linnaeus, 1758
Crepidula Lamarck, 1799
Crepipatella Lesson, 1831
Crucibulum Schumacher, 1817
Grandicrepidula McLean, 1995
Maoricrypta Finlay, 1926
Sigapatella Lesson, 1930
Trochita Schumacher, 1817
- Trochita dhofarensis Taylor & Smythe, 1985
- Trochita georgiana Powell, 1951
- Trochita pileolus (Orbigny, 1841)
- Trochita pileus (Lamarck, 1822)
- Trochita trochiformis (I. von Born, 1778)
Zegalerus Finlay, 1927