Cephalopoda - Ellesmerocerida - Ellesmeroceratidae
Full reference: A. Hyatt. 1884. Genera of fossil cephalopods. Proceedings of the Boston Society of Natural History 22:253-338
Parent taxon: Ellesmeroceratidae according to B. Kröger and E. Landing 2007
See also Crick 1981, Teichert et al. 1964 and Ulrich et al. 1943
Sister taxa: Albertoceras, Anhuiceras, Annoceras, Barnesoceras, Bassleroceras, Boreoceras, Botellusoceras, Bridgeoceras, Buehleroceras, Burenoceras, Caseoceras, Chabactoceras, Chepuloceras, Clarkoceras, Clelandoceras, Conocerina, Copiceras, Cumberloceras, Dakeoceras, Diaphoroceras, Dongshanoceras, Dyscritoceras, Ectenoceras, Ectenolites, Ellesmeroceras, Eoclarkoceras, Eoectenolites, Eorudolfoceras, Hemichoanella, Keraiaceras, Lebetoceras, Levisoceras, Llanoceras, Loxochoanella, Meikeloceras, Muriceras, Oelandoceras, Oneoceratidae, Oneotoceras, Pachendoceras, Paradakeoceras, Purmanarcoceras, Quebecoceras, Robsonoceras, Shantungendoceras, Sinolebetoceras, Smithvilloceras, Stemtonoceras, Tanycameroceras, Ventroloboceras, Walcottoceras, Wolungoceras valcourense, Woosteroceras
Subtaxa: Eremoceras conoidale Eremoceras difficile Eremoceras gasconadense Eremoceras luthei Eremoceras marylandicum Eremoceras perdilatum Eremoceras subrectum Eremoceras syphax Eremoceras teres Eremoceras vernonense
Type: Cyrtoceras syphax
Ecology: nektobenthic carnivore
Distribution:
• Ordovician of Canada (1: Quebec collection), United States (12: Iowa, Maryland, Minnesota, Missouri, New York, Pennsylvania, Wisconsin)
• Skullrockian of United States (1: New York)
Total: 14 collections including 21 occurrences
Specimen images are retrieved through the ePANDDA API.
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