Gyrineum (Aspa) Adams and Adams 1853
Gastropoda - Sorbeoconcha - Ranellidae
Alternative spellings: Aspa, Bufonaria (Aspa)
Parent taxon: Gyrineum according to O. Mandic et al. 2002
See also Beu 2010, Marasti 1973 and Sepkoski 2002
Sister taxa: Gyrineum (Gyrineum), Gyrineum bituberculare, Gyrineum californicum, Gyrineum goodspeedi, Gyrineum gwinae, Gyrineum gyrineum, Gyrineum jeffersonensis, Gyrineum judithi, Gyrineum kincaidi, Gyrineum uvasalis, Gyrineum verrucosum, Apollon morrisi
Subtaxa: Aspa marginata
Distribution: