Cretaceous Dakota Group outlier, Sacramento Mountains, Otero County, New Mexico
— Spencer G. Lucas
Approximately 44 m of Dakota Group disconformably overlie the Permian San Andres Formation in the Sacramento Mountains, Otero County, New Mexico. The uppermost Dakota Group strata here contain marine invertebrates and foraminifers of late Albian (Early Cretaceous) age.
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- Lucas, Spencer G., 1991, Cretaceous Dakota Group outlier, Sacramento Mountains, Otero County, New Mexico, in: Geology of the Sierra Blanca, Sacramento and Capitan Ranges, New Mexico, Barker, James M.; Kues, Barry S.; Austin, George S.; Lucas, Spencer, G., New Mexico Geological Society, Guidebook, 42nd Field Conference, pp. 261-264. https://doi.org/10.56577/FFC-42.261