Nestell, G.P.; Nestell, M.K. (2006). Middle Permian (Late Guadalupian) foraminifers from Dark Canyon, Guadalupe Mountains, New Mexico. Micropaleontology (New York), 52 (1), 1-50
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Nestell, G.P.; Nestell, M.K.
2006
Middle Permian (Late Guadalupian) foraminifers from Dark Canyon, Guadalupe Mountains, New Mexico.