†Helix leidyi Hall and Meek 1855
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Full reference: J. Hall and F. B. Meek. 1855. Descriptions of New Species of Fossils, from the Cretaceous Formations of Nebraska, with Observations upon Baculites ovatus and B. compressus, and the Progressive Development of the Septa in Baculites, Ammonites, and Scaphites. Memoirs of the American Academy of Arts and Sciences 5(2):379-411
Belongs to Helix according to J. Hall and F. B. Meek 1855
Sister taxa: Helixotionella scutata, Helixotionella spiralis
Distribution: found only at Mauvaises Terres, head of Bear Creek, Eocene Tertiary (Cretaceous of South Dakota)
Specimen images are retrieved through the ePANDDA API.
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