Drupa (Cronia) Adams and A. 1853 (snail)
Gastropoda - Ptenoglossa - Thaididae
Alternative spelling: Cronia
Parent taxon: Drupa according to H. S. Ladd 1977
See also Sepkoski 2002 and Wilson 1994
Sister taxa: Drupa (Drupa), Sistrum squamosum, Sistrum nodulosum, Ricinula subreticulata
Subtaxa: Cronia aurantiaca
Ecology: epifaunal carnivore
Distribution:
• Quaternary of Australia (1 collection)
• Pliocene of Northern Mariana Islands (1), Vanuatu (1)
• Miocene of the Marshall Islands (1)
Total: 4 collections each including a single occurrence