Full reference: R. M. Linsley and W.M. Kier. 1984. The Paragastropoda: a proposal for a new class of Paleozoic Mollusca. Malacologia 25(1):241-254
Parent taxon: Mollusca according to J. J., Jr. Sepkoski 2002
Sister taxa: Acevina, Actinoconus, Aculopileus, Acutirostriconus, Aldanolina, Algomella, Anisomyaria, Aulacotrochus, Aviculocephaloconus, Bagenoviella, Beroides, Bisulcus, Bivalvia, Calyptoptomatida, Cambroscutum, Centriconus, Cephalopoda, Chiton cottae, Codonoconus, Conchifera, Conchula, Corystos, Crestoconus, Cyrtostoma, Dingus, Diplacophora, Dysmea, Dysnoetopla, Ebianella, Eosoconus, Gastropoda, Granoconus, Gutticonus, Hamatoconus, Helcionelloida, Hemithecellitina, Huangshandogoconus, Huangshandongoconus, Kaschkadakia, Katunioides, Kepinospira, Khairkhaniidae, Khairkhaniiformes, Kraikchania, Kuanchuanella, Laticonus, Liantuoconus, Ligyrokala, Mackenziella, Maikhanellidae, Makarakia, Merismoconcha, Minymerisma, Nothamusium, Odontogriphus, Omalenlina, Peotoconus, Polytropis, Porcaconus, Proconus, Pseudomatthevia, Rostroconchia, Sachitida, Salanyella, Sargaella, Scamboscamna, Scaphopoda, Serialia, Sinuconus, Songlingella, Spatuloconus, Stenothecella, Sulcocarina, Tergomya, Trunctoconus, Tuberoconus, Xenoconchia, Xilingxiaconus, Xinnanospira, Yangtzemerisma
Subtaxa: Hyperstophina Mimospirida Onychochiloidea Orthostrophina