Systematics, distribution, and evolution of the Nocomis biguttatus species group (family Cyprinidae: Pisces) with a description of a new species from the Ozark uplandDOI: info:10.5479/si.00810282.91Smithsonian Institution Press; for sale by the Supt. of Docs., U.S. Govt. Print. Off.28
Lachner, Ernest A. and Jenkins, Robert E. 1971. Systematics, distribution, and evolution of the Nocomis biguttatus species group (family Cyprinidae: Pisces) with a description of a new species from the Ozark upland. Washington: Smithsonian Institution Press; for sale by the Supt. of Docs., U.S. Govt. Print. Off.. In Smithsonian Contributions to Zoology, 91. https://doi.org/10.5479/si.00810282.91.