Chlorostoma Swainson 1840 (top snail)

Gastropoda - Trochoidea - Trochidae

Alternative spellings: Tegula (Chlorastoma), Tegula (Chlorostoma)

Parent taxon: Trochidae according to S. N. Nielsen 2013

See also Clark 1915, DeVries 2007, Gardner 1947, Nomland 1917 and Sepkoski 2002

Sister taxa: Aaleniella, Anticonulus, Antisolarium, Buckmanina, Calliostomatinae, Canthardinae, Chuelskia, Cirsostylus, Cittarium, Cochleochilus, Coeloconulus, Coralastele, Enida, Eocalliostoma, Eucyclinae, Francisciconcha, Gena, Granulifera, Halistylinae, Hybochelus, Karabolkia, Lirulariinae, Lithotrochus, Livona, Margarella, Margaritinae, Microgaza, Monodontinae, Norrisia, Parvitomella, Phorcus, Prothalotia, Serratotrochus, Solariconulus, Solariellinae, Stelzneria, Stomatellinae, Suavotrochus, Synaptocochlea, Thalotia, Trochaclididae, Trochaclis, Trochinae, Trochotectus, Trochus, Turcicula, Umboniinae, Vacekia, Eostomias, Stomatiinae

Subtaxa: Chlorostoma (Omphalius) Chlorostoma argyrostoma Chlorostoma atrum Chlorostoma austropacifica Chlorostoma chilena Chlorostoma costaricensis Chlorostoma euryomphalum Chlorostoma ignota Chlorostoma luctuosum Chlorostoma matanzensis Chlorostoma nautiloides Chlorostoma quipua Tegula (Chlorastoma) danvillensis Tegula (Chlorostoma) gallina Tegula (Chlorostoma) nashi Tegula (Chlorostoma) pulcella

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Type: Trochus quadricostata

Ecology: epifaunal grazer

Distribution:

• Quaternary of Argentina (4 collections), Chile (1), Japan (3), Mexico (17), Peru (6), United States (7: California)

• Pliocene of Chile (3), Costa Rica (1), Jamaica (1), Japan (1), Mexico (1), Peru (3), United States (8: California, Florida)

• Miocene of Chile (2), Costa Rica (1), Japan (1), Mexico (1), Peru (1), United States (12: California, Florida, Georgia, Oregon)

• Eocene of Mexico (1)

Total: 75 collections including 80 occurrences

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Specimen images are retrieved through the ePANDDA API.


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