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Paleontology--Colorado--Teller County and Gryllacris and Cymatomera and Animalia | Arthropoda | Insecta | Orthoptera | Tettigoniidae and Animalia | Arthropoda | Insecta | Orthoptera | Prophalangopsidae by Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author from Undated
- UC Boulder