World Register of Marine Species (WoRMS)
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Hagen, H. (1870). Monograph of the North American Astacidae. Illustrated Catalogue of the Museum of Comparative Zoology at Harvard College. 3: 1-109, pls 1-11.
Streets, T.H. (1877). Description of Cambarus couesi, a new species of crawfish from Dakota. Bulletin of the United States Geological and Geographical Survey of the Territories. 3: 803-804.