Gutentag, E. D.; Benson, R. H. (1962). Neogene (Plio-Pleistocene) freshwater ostracods from the Central High Plains. State Geological Survey of Kansas, Bulletin. 157(4): 1-60.
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Gutentag, E. D.; Benson, R. H.
1962
Neogene (Plio-Pleistocene) freshwater ostracods from the Central High Plains