Gastropoda - Euomphalina - Euomphalidae
Invalid subtaxa: Polytropina Donald 1905 [objective synonym], Polytropis de Koninck 1881 [replaced name]
Full reference: J. M. Clarke and R. Ruedemann. 1903. Guelph fauna in the state of New York. New York State Museum Memoirs 5:1-100
Parent taxon: Euomphalidae according to P. Bouchet et al. 2005
See also Donald 1905, Knight et al. 1960, Linsley and Kier 1984, Morris and Cleevely 1981 and Sepkoski 2002
Sister taxa: Acanthonema, Alaionema, Anisostoma, Araeonema, Austerum, Biformispira, Burdikinia, Centrifugus, Condonella, Cylicioscapha, Devonicornu, Discotropis, Eleutherospira, Elkoceras, Euomphalinae, Euomphalopsis, Euomphalopterinae, Euomphalus, Fletcherviewia, Goldfussoceras, Hippocampoides, Kiaeromphalus, Krasopea, Linsleyella, Nevadaspira, Nodeuomphalus, Novakopteron, Odontomariinae, Offleyotrochus, Pentagonodiscus, Phanerotinus, Pleuronotus, Polytropidae, Rhabdotocochlis, Rihamphalus, Saturnotropis, Schizostomatidae, Sinistrispira, Sinutropis, Straparollinae, Straparollus, Stusakia, Tongweispira, Tychobrahea, Weeksia, Spinicharybdiinae
Subtaxa: Poleumita alatum Poleumita anabarica Poleumita crenulata Poleumita discors Poleumita gyrans Poleumita haliburtoni Poleumita hudsonica Poleumita incarinatus Poleumita mashkovae Poleumita myeri Poleumita octavia Poleumita prosseri Poleumita rugosa Poleumita scamnata Poleumita semiplanus Poleumita subsulcatus Poleumita vernonensis Poleumita walmstedti Polytropis apicespiralis Polytropis durhamensis Polytropis lauterbergensis Polytropis spiralis Polytropis wetterawiensis
Type: Euomphalus discors
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of Germany (4 collections)
• Devonian of Canada (2: Northwest Territories), Kazakhstan (2), Tajikistan (1)
• Jaani of Estonia (1)
• Niagaran of United States (1: Indiana)
• Silurian of Canada (6: Nunavut, Ontario), the Czech Republic (2), Greenland (1), Mexico (2), Norway (4), Sweden (24), Ukraine (3), the United Kingdom (8), United States (10: California, Indiana, Iowa, New York, Ohio)
Total: 71 collections including 82 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.