Criteria for analysis and interpretation of the American fish genera Nocomis Girard and Hybopsis Agassiz
[by] Robert E. Jenkins and Ernest A. Lachner.
- Washington, Smithsonian Institution Press; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.] 1971.
- Smithsonian contributions to zoology ; no. 90 .