†Orthonybyoceras Shimizu and Obata 1935 (mollusk)
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Cephalopoda - Actinocerida - Ormoceratidae
Synonym: Siberioceras
Parent taxon: Ormoceratidae according to B. Kröger and M. Aubrechtova 2017
See also Crick 1981, Flower 1962, Frey 1995, Kröger et al. 2007, Sepkoski 2002 and Teichert et al. 1964
Sister taxa: Adamsoceras, Deiroceras, Metarmenoceras, Mstikhinoceras, Ormoceras, Parormoceras, Troedssonoceras
Subtaxa: Orthonybyoceras covingtonense Orthonybyoceras dyeri Orthonybyoceras isakari Orthonybyoceras moisense
Type: Ormoceras covingtonense
Ecology: nektobenthic carnivore
Distribution:
• Ordovician of Australia (1 collection), Estonia (6), United States (3: Indiana, Kentucky, Ohio)
Total: 10 collections including 21 occurrences
Specimen images are retrieved through the ePANDDA API.
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