†subfamily Geranocephalinae Johnson 1975 (lamp shell)
Rhynchonellata - Terebratulida - Stringocephalidae
Parent taxon: Stringocephalidae according to A. Williams et al. 2006
Sister taxa: Bornhardtininae, Kaplexinae, Leioseptathyridinae, Omoloninae, Rensselandiinae, Stringocephalinae
Subtaxa: Geranocephalus Paracrothyris Stringomimus Xiangzhounia
Type: Geranocephalus
Ecology: stationary low-level epifaunal suspension feeder
Distribution: