Tribe Fissurellideini Pilsbry 1890 (keyhole limpet)
Gastropoda - Lepetellida - Fissurellidae
Alternative spelling: Fissurellidinae
Parent taxon: Emarginulinae according to P. Bouchet et al. 2005
See also Pacaud and Le Renard 1995
Sister taxa: Agariste, Clypidina, Emarginulina, Emarginulini, Emersonia, Entomella, Loxotoma, Notomella, Retshitsella, Rimularia, Rimulopsis, Scelidotoma, Scutini, Tugali
Subtaxa: Fissurellidea
Ecology: facultatively mobile epifaunal grazer
Distribution:
• Quaternary of Mexico (4 collections), South Africa (1), United States (20: California)
• Pliocene to Pleistocene of United States (1: California)
• Pliocene of South Africa (2)
• Miocene of Argentina (1)
Total: 29 collections each including a single occurrence