Parent taxon: Orthoceratoidea according to A. Pohle et al. 2022
See also Evans 2011, Kröger and Evans 2011, Kröger and Lefebvre 2012 and Zhuravleva 1994
Sister taxa: Actinocerida, Lituitida, Offleyoceratidae, Orthocerida, Paraphragmitidae, Protobactritidae, Riocerida, Slemmestadoceras, Pseudorthocerida, Orthoceras blakei, Orthoceras triadicum, Orthoceras multilabiatum, Orthoceras billiemense, Orthoceras variestriatum, Orthoceras baconicum, Orthoceras mojsisovicsi, Orthoceras subellipticum, Orthoceras nodosum, Orthoceras styriacum, Orthoceras lateseptatum, Orthoceras acum, Orthoceras shastense, Orthoceras increscens, Orthoceras pulchristriatum, Orthoceras lennaense, Orthoceras sandlingense, Orthoceras celticum, Orthoceras subtiliseptatum, Orthoceras indoaustralicum, Orthoceras pulchellum, Orthoceras austriacum, Orthoceras spitiense, Orthoceras rotundulum
Subtaxa: Bajkaloceratidae Dissidocerataceae Geisonoceratidae Intejoceratidae Polymeridae Rangeroceratidae Troedssonellaceae Troedssonellidae
Ecology: fast-moving nektonic carnivore