Gastropoda - Euomphalina - Euomphalidae

Alternative combinations: Eotomaria hitchcocki, Pseudotectus hitchcocki

Full reference: J. M. Clarke. 1907. Some new Devonic fossils. New York State Museum Bulletin 107:1941-195

Belongs to Hystricoceras according to P. J. Wagner 2023

See also Clarke 1907, Clarke 1909 and Williams and Breger 1916

Sister taxa: Hystricoceras astraliformis, Hystricoceras lundgreni, Hystricoceras spinosum

Ecology: stationary epifaunal suspension feeder

Distribution: found only at locality 1099A, soft beds near the Tweedy Road, on Presque Isle stream, Presque (Devonian of Maine)

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Specimen images are retrieved through the ePANDDA API.