Gastropoda - Euomphalina - Nerrhenidae

Alternative combination: Macrocheilus priscus

Full reference: R. P. Whitfield. 1893. Contributions to the paleontology of Ohio. 2. Species from the Hydraulic Limestones of the Lower Helderberg Group. Report of the Geological Survey of Ohio 7(5):410-431

Belongs to Hessonia according to P. J. Wagner 2023

See also Whitfield 1893

Sister taxa: Hessonia germana, Hessonia piligera

Ecology: facultatively mobile epifaunal parasite-carnivore

Distribution: found only at Zone D. Eversole Run, 2 miles north of Delaware County south boundary (Devonian of Ohio)

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Specimen images are retrieved through the ePANDDA API.