Cephalopoda - Ellesmerocerida - Protocycloceratidae
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: Protocycloceratidae according to R. E. Crick 1981
See also Flower 1964, Sepkoski 2002, Teichert et al. 1964 and Ulrich et al. 1944
Sister taxa: Bakeroceras, Catoraphiceras, Catoraphinoceras, Cyptendoceras, Diastoloceras, Kyminoceras, Notocycloceras, Protocycloceras, Paracatoraphiceras
Subtaxa: Endocycloceras gracile Endocycloceras legorense Endocycloceras perannulatum Endocycloceras subcurvatum Endocycloceras wilsonae
Type: Endocycloceras perannulatum
Ecology: nektobenthic carnivore
Distribution:
• Ordovician of Canada (1: Quebec collection), United States (5: Alabama, Maryland, Missouri, New Mexico, Tennessee)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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