Gastropoda - Euomphalina - Euomphalidae
Full reference: W. H. Sherzer and A. W. Grabau. 1910. New Upper siluric fauna from southern Michigan. Geological Society of America Bulletin 19:540-553
Parent taxon: Euomphalidae according to P. J. Wagner 2011
Sister taxa: 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, Pleuronotus, Poleumita, Saturnotropis, Sinistrispira, Sinutropis, Straparollus, Stusakia, Tongweispira, Tychobrahea, Weeksia, Woehrmannia, Spinicharybdiinae
Subtaxa: Acanthonema holopiforme, Acanthonema laxa, Acanthonema newberryi
Ecology: stationary epifaunal suspension feeder