Cephalopoda - Oncocerida - Oncoceratidae
Parent taxon: Oncoceratidae according to R. E. Crick 1981
See also Hyatt 1900, Miagkova 1967, Sepkoski 2002 and Teichert et al. 1964
Sister taxa: Asaphiceras, Beloitoceras, Centrorizoceras, Cyrtorizoceras, Dalecarlioceras, Digenuoceras, Dunleithoceras, Ehlersoceras, Ekwanoceras, Kentlandoceras, Laphamoceras, Loganoceras, Maelonoceras, Metarizoceras, Miamoceras, Neumatoceras, Oncoceras, Oocerina, Orthorizoceras, Paramiamoceras, Plesiorizosceras, Retizitteloceras, Richardsonoceras, Richardsonoceroides, Romingoceras, Scofieldoceras, Tshingizoceras, Vaupelia, Zittelloceras
Subtaxa: Rizoceras acris Rizoceras inventum Rizoceras rectum
Ecology: fast-moving nektobenthic carnivore
Distribution:
• Silurian of the Russian Federation (1 collection)
• Ordovician of China (3), the United Kingdom (1), United States (1: Ohio)
Total: 6 collections including 9 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.