Cephalopoda - Ellesmerocerida - Ellesmeroceratidae
Parent taxon: Ellesmeroceratidae according to B. Kröger and E. Landing 2007
Sister taxa: Albertoceras, Annoceras, Barnesoceras, Boreoceras, Bridgeoceras, Buehleroceras, Burenoceras, Caseoceras, Chepuloceras, Clarkoceras, Clelandoceras, Conocerina, Cumberloceras, Ectenoceras, Ectenolites, Ellesmeroceras, Eorudolfoceras, Eremoceras, Hemichoanella, Lebetoceras, Levisoceras, Llanoceras, Loxochoanella, Muriceras, Oelandoceras, Oneotoceras, Pachendoceras, Quebecoceras, Robsonoceras, Ruthenoceras, Shantungendoceras, Smithvilloceras, Stemtonoceras, Ventroloboceras, Walcottoceras, Woosteroceras
Subtaxa: Dakeoceras champlainense, Dakeoceras gracilis, Dakeoceras harrisi, Dakeoceras mutabile, Dakeoceras normale
Ecology: nektobenthic carnivore