Halistylus Dall 1890 (top snail)
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Gastropoda - Trochoidea - Trochidae
Parent taxon: Halistylinae according to P. Bouchet et al. 2005
See also da Silva Forti 1969 and Sepkoski 2002
Sister taxa: Botelloides, Charisma
Subtaxa: Halistylus columna Halistylus pupoideus
Ecology: epifaunal grazer
Distribution:
• Quaternary of Brazil (6 collections), Mexico (2), United States (12: California)
• Miocene of United States (2: California)
Total: 22 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.