Cephalopoda - Ellesmerocerida - Rudolfoceratidae
Full reference: E. O. Ulrich, A. F. Foerste, A. K. Miller and W. M. Furnish. 1944. Ozarkian and Canadian cephalopods, longicones and summary. Geological Society of America Special Paper 58:1-226
Parent taxon: Ellesmerocerida according to D.H. Evans 2011
See also Kröger and Landing 2009
Sister taxa: Acaroceratidae, Antacaroceras, Balkoceratidae, Bambusoceras, Bathmoceratidae, Cyptendocerina, Cyrtocerinina, Ellesmeroceratidae, Ellesmeroceratina, Eocyckistomiceras, Eothinoceratidae, Huaiheceratidae, Hunyuenoceras, Parapalaeoceras, Phthanoncoceratidae, Plectronoceratidae, Plectronoceratina, Protocycloceratidae, Qiushougouceras, Rioceratidae, Shideleroceratidae, Theskeloceras, Vassaroceras, Xiaoshaoceras
Subtaxa: Ectocycloceras Rudolfoceras
Type: Rudolfoceras
Ecology: nektobenthic carnivore
Distribution:
• Arenig of China (1 collection)
• Ordovician of Canada (1: Quebec), the United Kingdom (3), United States (3: New York, Vermont)
Total: 8 collections including 12 occurrences