Cephalopoda - Tarphycerida - Trocholitidae

Parent taxon: Trocholitidae according to C. Teichert et al. 1964

See also Sepkoski 2002

Sister taxa: Arkoceras, Curtoceras, Discoceras, Hardmanoceras, Jasperoceras, Litoceras, Palaeonautilus, Paradiscoceras, Plectolites, Schroederoceras, Trocholites, Trocholitoceras, Wichitoceras

Subtaxa: none

Ecology: fast-moving nektobenthic carnivore

Distribution: there are no occurrences of Graftonoceras in the database

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Specimen images are retrieved through the ePANDDA API.