Cephalopoda - Ellesmerocerida - Ellesmeroceratidae

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

Belongs to Woosteroceras according to E. O. Ulrich et al. 1944

Sister taxa: Woosteroceras chepultepecense, Woosteroceras cherokeense, Woosteroceras flexiseptatum, Woosteroceras percurvatum, Woosteroceras spirale

Type specimen: USNM 109432

Ecology: nektobenthic carnivore

Distribution: found only at Oneota dolomite near Trempealeau (Ordovician of Wisconsin)

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Specimen images are retrieved through the ePANDDA API.