Lacuna (Epheria) Gray 1847
Gastropoda - Sorbeoconcha - Littorinidae
Alternative spelling: Epheria
Parent taxon: Lacuna according to A. J. W. Hendy 2020
See also Gayet et al. 1993 and Sepkoski 2002
Sister taxa: Lacuna (Medoria), Lacuna (Temanella), Lacuna anomala, Lacuna carpenteri, Lacuna incrassata, Lacuna karreri, Lacuna vincta
Subtaxa: Lacuna (Epheria) carinata Lacuna (Epheria) porrecta Lacuna (Epheria) unifasciata Lacuna (Epheria) variegata
Distribution:
• Quaternary of Mexico (4 collections), United States (50: California, Oregon)
• Pliocene of United States (1: California)
• Eocene of France (1)
Total: 56 collections including 71 occurrences