Gastropoda - Murchisoniina - Porcelliidae
Invalid subtaxa: Oehlertia Perner 1907 [replaced name], Pleurotomaria (Oehlertia) Perner 1907 [replaced name]
Full reference: R. B. Blodgett and J. G. Johnson. 1992. Early Middle Devonian (Eifelian) Gastropods of Central Nevada . Palaeontographica Abteilung A 222:85-139
Parent taxon: Porcelliidae according to P. J. Wagner 2011
Sister taxa: Agnesiinae, Blodgettina, Cassianocirrinae, Kokenella, Minervaenema, Pavlodiscinae, Pleurotobembex, Porcelliinae
Subtaxa: Quadricarina (Quadricarina), Quadricarina attava, Quadricarina cancellata, Quadricarina glabrobasis, Quadricarina glandiformis, Quadricarina hamlingii, Quadricarina humillima, Quadricarina lenticularis, Quadricarina noklebergi, Quadricarina pioni, Quadricarina quadrata, Quadricarina quadrilix, Quadricarina scutulata, Quadricarina senilis, Quadricarina trochiformis, Quadricarina voltumna
Ecology: facultatively mobile epifaunal suspension feeder