Cephalopoda - Ellesmerocerida - Ellesmeroceratidae

Parent taxon: Ellesmeroceratidae according to R. H. Flower 1964

Sister taxa: Albertoceras, Annoceras, Barnesoceras, Boreoceras, Bridgeoceras, Buehleroceras, Burenoceras, Caseoceras, Chepuloceras, Clarkoceras, Clelandoceras, Conocerina, Cumberloceras, Dakeoceras, Ectenoceras, Ectenolites, Ellesmeroceras, Eorudolfoceras, Eremoceras, Hemichoanella, Lebetoceras, Levisoceras, Llanoceras, Loxochoanella, Muriceras, Oelandoceras, Oneotoceras, Pachendoceras, Quebecoceras, Robsonoceras, Shantungendoceras, Smithvilloceras, Stemtonoceras, Ventroloboceras, Walcottoceras, Woosteroceras

Subtaxa: none

Ecology: nektobenthic carnivore