Gastropoda - Euomphalina - Euomphalidae
Alternative combinations: Gyronema octavia, Gyronema octavium, Turbo octavia
Invalid subtaxa: Cyclonema carinatum de Sowerby and Murchison 1839 [replaced name], Gyronema carinata de Sowerby and Murchison 1839 [replaced name], Poleumita carinata de Sowerby and Murchison 1839 [replaced name], Turbo carinatus de Sowerby and Murchison 1839 [replaced name]
Full reference: A. d'Orbigny. 1850. Prodrome du paléontologie stratigraphique universelle des animaux mollusques et rayonnés faisant suite au cours élémentaire de paléontologie et de géologie stratigraphique 1:1-392
Belongs to Poleumita according to P. J. Wagner 2023
See also d'Orbigny 1850, de Sowerby and Murchison 1839, Donald 1905, Lindström 1884, Peel 1977, Peel and Yochelson 1976, Pitcher 1939 and Wagner 1999
Sister taxa: Poleumita alatum, Poleumita anabarica, Poleumita crenulata, Poleumita discors, Poleumita gyrans, Poleumita haliburtoni, Poleumita hudsonica, Poleumita incarinatus, Poleumita mashkovae, Poleumita myeri, Poleumita prosseri, Poleumita rugosa, Poleumita scamnata, Poleumita semiplanus, Poleumita subsulcatus, Poleumita vernonensis, Poleumita walmstedti, Polytropis spiralis, Polytropis lauterbergensis, Polytropis apicespiralis, Polytropis durhamensis, Polytropis wetterawiensis
Subtaxa: Cyclonema carinatum glabrum
Distribution:
• Silurian of Norway (1 collection), Sweden (1), the United Kingdom (2), United States (1: California)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.