Ptychospirina varians Hall 1876 (snail)

Gastropoda - Euomphalina - Platyceratidae

Alternative combination: Strophostylus varians

Full reference: J. Hall. 1876. Illustrations of Devonian fossils: Gasteropoda, Pteropoda, Cephalopoda, Crustacea, and corals of the Upper Helderberg, Hamilton and Chemung groups, etc. 1-133

Belongs to Ptychospirina according to P. J. Wagner 2023

See also Hall 1876, Hall 1879, Linsley 1994 and Stauffer 1909

Sister taxa: Ptychospirina mima, Ptychospirina senaria

Ecology: passively mobile epifaunal coprophage

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.


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