original description
Cockerell, T. D. A. (1914). Tertiary Mollusca from New Mexico and Wyoming. <em>Bulletin of the American Museum of Natural History.</em> 33: 101-107.
page(s): 103; note: according to Hartman (1981) the illustration of Oreohelix nacimientensis in Cockerell (1914, pl. 8, figs 3, 4) actually refer to the holotype of this variety [details]
additional source
Hartman, J.H. (1981). Early Tertiary nonmarine Mollusca of New Mexico: A review. <em>Geological Society of America Bulletin.</em> 92(12): 942-950., available online at https://doi.org/10.1130/0016-7606(1981)92
page(s): 945 [details] Available for editors [request]
From editor or global species database
Type locality East Fork of Torrejon Arroyo, New Mexico [details]