ammonites
†subfamily Pseudorthonychiinae Bandel and Fręda 1999 (snail)

Gastropoda - Euomphalina - Platyceratidae

Full reference: K. Bandel and J. Fręda. 1999. Notes on the evolution and higher classification of the subclass Neritimorpha (Gastropoda) with the description of some new taxa. Geologica et Palaeontologica 33(2):219-235

Parent taxon: Platyceratidae according to P. J. Wagner 2011

Sister taxa: Barynema, Basiplanus, Brokenriveria, Cancellator, Cancelloplatyceras, Compsonema, Crossoceras, Cyclonema, Devononema, Euthyrhachis, Himantonia, Lotzia, Naticellina, Naticonema, Naticonoda, Natirhenia, Nonorios, Obscuropsis, Paffrathia, Palaeocapulus, Platyceras, Platyschisma, Praenatica, Ptychospirina, Rhabdocantha, Spinyplatyceras, Spiranodus, Spironemella, Strophostylus, Tachloconcha, Turbonellininae

Subtaxa: none

Ecology: passively mobile epifaunal coprophage