Gastropoda - Euomphalina - Euomphalidae
Full reference: J. Hall. 1879. Containing descriptions of the Gasteropoda, Pteropoda, and Cephalopoda of the Upper Helderberg, Hamilton, Portage, and Chemung Groups. Natural History of New York, Paleontology 5(2):1-492
Parent taxon: Euomphalidae according to R. M. Linsley and W.M. Kier 1984
Sister taxa: Acanthonema, Alaionema, Amphiscapha, Anisostoma, Austerum, Biformispira, Centrifugus, Coelodiscus, Condonella, Cylicioscapha, Devonicornu, Discotropis, Eleutherospira, Elkoceras, Euomphalopsis, Euomphalopterinae, Euomphalus, Fletcherviewia, Goldfussoceras, Hippocampoides, Kiaeromphalus, Leptomphalus, Linsleyella, Nevadaspira, Nodeuomphalus, Novakopteron, Nummocalcar, Odontomariinae, Offleyotrochus, Pentagonodiscus, Phanerotinus, Planotectus, Platybasis, Poleumita, Saturnotropis, Sinistrispira, Sinutropis, Straparollus, Stusakia, Tongweispira, Tychobrahea, Weeksia, Woehrmannia, Spinicharybdiinae
Subtaxa: Pleuronotus confusus, Pleuronotus decewi, Pleuronotus tioga
Type: Euomphalus decewi
Ecology: stationary epifaunal suspension feeder