Cephalopoda - Tarphycerida - Tarphyceratidae

Parent taxon: Tarphyceratidae according to R. E. Crick 1981

See also Sepkoski 2002 and Teichert et al. 1964

Sister taxa: Bentoceras, Campbelloceras, Centrotarphyceras, Cycloplectoceras, Eurystomites, Falcilituites, Moreauoceras, Pionoceras, Planctoceras, Rectanguloceras, Seelyoceras, Sweetoceras, Tarphyceras

Subtaxa: none

Ecology: fast-moving nektobenthic carnivore

Distribution: found only at M. S. M. 72.42. US 63, at crest over Pilot Knob, east side of road (Ordovician of Missouri)

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Specimen images are retrieved through the ePANDDA API.