Cephalopoda - Ammonitida - Stephanoceratidae

Parent taxon: Stephanoceratidae according to Frebold 1961

Sister taxa: Cadomitinae, Clydoniceratinae, Dettermanites, Ermoceras, Frebolditinae, Garantianinae, Kosmermoceras, Kumatostephanus, Lupherites, Mollistephaninae, Parkinsoniinae, Riccardiceras, Skolekostephanus, Sohlites, Stemmatoceras, Stephanoceratinae, Telermoceras, Westermannites

Subtaxa: Arkelloceras elegans Arkelloceras mclearni Arkelloceras tozeri

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Ecology: fast-moving nektonic carnivore

Distribution: found only at GSC 51631, Strand Fiord, Axel Heiberg Island (Jurassic of Nunavut)

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Specimen images are retrieved through the ePANDDA API.