Bivalvia - Ostreida - Ostreidae
Parent taxon: Lopha according to E. J. Moore 1987
See also Dockery 1982
Sister taxa: Lopha (Actinostreon), Lopha (Arctostrea), Lopha (Rastellum), Lopha blanfordi, Lopha chlamydoides, Lopha costata, Lopha cotteaui, Lopha cristagalli, Lopha dageensis, Lopha dieneri, Lopha engelmanni, Lopha eos, Lopha euzebioi, Lopha haidingeriana, Lopha lombardi, Lopha longifolium, Lopha mesenterica, Lopha murakamii, Lopha papieri, Lopha radiata, Lopha simplexa, Lopha stefaninii, Lopha syphax, Lopha teranosawensis, Lopha vascularis, Lopha vulsa, Lopha wulanwulaensis, Ostrea (Lopha) guppyi, Ostrea (Lopha) hyotiformis, Ostrea (Lopha) larva, Ostrea (Lopha) paramegodon, Ostrea (Lopha) sechura
Subtaxa: Lopha (Lopha) aucapitainei Lopha (Lopha) babatagensis Lopha (Lopha) morgani Lopha (Lopha) veatchii Lopha (Lopha) vicksburgensis
Ecology: stationary epifaunal suspension feeder
Distribution:
• Pliocene of Mexico (2 collections), United States (3: California)
• Oligocene of Mexico (3), United States (46: Alabama, Georgia, Mississippi)
• Eocene of United States (10: Alabama, Mississippi)
• Cretaceous of Afghanistan (3)
Total: 67 collections each including a single occurrence