Calyptraea

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.^[1]

Calyptraea
Three shells of Calyptraea chinensis
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Superfamily:	Calyptraeoidea
Family:	Calyptraeidae
Genus:	Calyptraea Lamarck, 1799
Type species
Patella chinensis Linnaeus, 1758
Synonyms
† Calyptraea (Turbocalyptraea) Eames, 1957 · accepted, alternate representation Galerus Gray, 1847

Species

Species within the genus Calyptraea include:

• Calyptraea africana Rolán, 2004^[2]
• † Calyptraea alta (Conrad, 1854)
• Calyptraea aurita Reeve, 1859
• Calyptraea barnardi Kilburn, 1980
• Calyptraea burchi Smith & Gordon, 1948
• Calyptraea capensis Tomlin, 1931
• Calyptraea centralis (Conrad, 1841)^[3]
• Calyptraea chinensis (Linnaeus, 1758)^[4]
• Calyptraea conica Broderip, 1834
• Calyptraea contorta (Carpenter, 1864)
• Calyptraea edgariana Melvill, 1898
• Calyptraea fastigiata Gould, 1846
• Calyptraea helicoidea (G. B. Sowerby II, 1883)^[5]
• Calyptraea inexpectata Rolán, 2004^[6]
• Calyptraea lichen Broderip, 1834
• Calyptraea mamillaris Broderip, 1834
• Calyptraea pellucida (Reeve, 1859)
• † Calyptraea primogenita Kiel, 2003 (taxon inquirendum) ^[7]
• Calyptraea renovata (Crosse & P. Fischer, 1890)
• Calyptraea sakaguchii Kuroda & Habe, 1961
• Calyptraea spinifera (Gray, 1867)
• Calyptraea spirala (Forbes, 1852)
• Calyptraea subreflexa (Carpenter, 1856)
• † Calyptraea trochiformis Lamarck, 1804
• Calyptraea ventricosa (Carpenter, 1857)
• Calyptraea yokoyamai Kuroda, 1929

Species brought into synonymy

• Calyptraea aberrans C.B. Adams, 1852: synonym of Anomia peruviana d'Orbigny, 1846
• Calyptraea adolphei Lesson, 1831: synonym of Crepipatella dilatata (Lamarck, 1822)
• Calyptraea amygdalus Valenciennes, 1846: synonym of Crepidula onyx G.B. Sowerby I, 1824
• Calyptraea arenata Broderip, 1834: synonym of Crepidula excavata (Broderip, 1834)
• Calyptraea dormitoria Reeve, 1858: synonym of Cheilea dormitoria (Reeve, 1858)
• Calyptraea dorsata Broderip, 1834: synonym of Crepidula dorsata (Broderip, 1834)
• Calyptraea echinus Broderip, 1834: synonym of Crepidula aculeata (Gmelin, 1791)
• Calyptraea excavata Broderip, 1834: synonym of Crepidula excavata (Broderip, 1834)
• Calyptraea hystrix Broderip, 1834: synonym of Crepidula aculeata (Gmelin, 1791)
• Calyptraea incurva Broderip, 1834: synonym of Crepidula incurva (Broderip, 1834)
• Calyptraea lessonii Broderip, 1834: synonym of Crepidula lessonii (Broderip, 1834)
• Calyptraea marginalis Broderip, 1834: synonym of Crepidula marginalis (Broderip, 1834)
• Calyptraea monoxyla Lesson, 1831: synonym of Maoricrypta monoxyla (Lesson, 1831)
• Calyptraea plana A. Adams & Reeve, 1850: synonym of Crepidula walshi (Reeve, 1859)
• Calyptraea rugosa Carpenter, 1856: synonym of Crepidula onyx G.B. Sowerby I, 1824
• Calyptraea sinensis (Linnaeus, 1758): synonym of Calyptraea chinensis (Linnaeus, 1758)
• Calyptraea spinosa G. B. Sowerby I, 1824: synonym of Crucibulum spinosum (G. B. Sowerby I, 1824)
• Calyptraea squama Broderip, 1834: synonym of Crepidula striolata Menke, 1851
• Calyptraea strigata Broderip, 1834: synonym of Crepidula dilatata (Lamarck, 1822)