Populations of the Polytypic Species Nocomis leptocephalus (Girard) with a Description of a New Subspecies /
Lachner, Ernest A.
Populations of the Polytypic Species Nocomis leptocephalus (Girard) with a Description of a New Subspecies / Ernest A. Lachner and Martin L. Wiley. - Washington : Smithsonian Institution Press, 1971. - 35 p. : ill. ; 27 cm. - Smithsonian contributions to zoology ; 92 .
Populations of the Polytypic Species Nocomis leptocephalus (Girard) with a Description of a New Subspecies / Ernest A. Lachner and Martin L. Wiley. - Washington : Smithsonian Institution Press, 1971. - 35 p. : ill. ; 27 cm. - Smithsonian contributions to zoology ; 92 .