Invalid subtaxa: Gyrophiceras hubeiense Xu 1988 [nomen dubium], Gyrophiceras orientale Xu 1988 [nomen dubium]
Parent taxon: Meekoceratoidea according to Y. Shigeta and Y. D. Zakharov 2009
Sister taxa: Albanitidae, Arctoceratidae, Clypeoceratidae, Flemingitidae, Gyronitidae, Meekoceratidae, Mullericeratidae, Ophiceratidae, Paranannitidae, Prionitidae
Subtaxa: Arctomeekoceras, Bukkenites, Clypeoceratoides, Discoproptychites, Dunedinites, Evenites, Guodunites, Gyronites, Heibergites, Hubeitoceras, Kingites, Koninckitoides, Koninickites, Kummelia, Leyeceras, Monneticeras, Nanningites, Pachyproptychites, Pleurogyronites, Prionolobus, Proptychites, Pseudaspidites, Pseudoproptychites, Tompoproptychites, Tulongites, Vavilovites, Wailiceras, Xiaoqiaoceras
Type: Proptychites
Ecology: nektonic carnivore