Gastropoda - Euomphalina - Euomphalidae
Full reference: E. Koken. 1896. Die Leitfossilien. Ein Handbuch für den Unterricht und für das Bestimmen von Versteinerungen 1-848
Parent taxon: Euomphalidae according to P. J. Wagner 2023
Sister taxa: Acanthonema, Alaionema, Anisostoma, Araeonema, Austerum, Biformispira, Burdikinia, Centrifugus, Condonella, Cylicioscapha, Devonicornu, Discotropis, Eleutherospira, Elkoceras, Euomphalinae, Euomphalopsis, Euomphalus, Fletcherviewia, Goldfussoceras, Hippocampoides, Kiaeromphalus, Krasopea, Linsleyella, Nevadaspira, Nodeuomphalus, Novakopteron, Odontomariinae, Offleyotrochus, Pentagonodiscus, Phanerotinus, Pleuronotus, Poleumita, Polytropidae, Rhabdotocochlis, Rihamphalus, Saturnotropis, Schizostomatidae, Sinistrispira, Sinutropis, Straparollinae, Straparollus, Stusakia, Tongweispira, Tychobrahea, Weeksia, Spinicharybdiinae
Subtaxa: Euomphalopterus Siskiyouspira
Type: Euomphalopterus
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Austria (1 collection), United States (1: Alaska)
• Niagaran of United States (1: Indiana)
• Silurian of Canada (9: New Brunswick, Nunavut, Ontario, Quebec), the Czech Republic (6), Ireland (1), Mexico (2), Norway (2), the Russian Federation (3), Sweden (15), Ukraine (3), the United Kingdom (6), United States (5: Alaska, California, Wisconsin)
• Ordovician of United States (1: Alaska)
Total: 56 collections including 70 occurrences