Animal
A New Subspecies of Lizard, Cnemidophorus sacki, from Michoacán, México
The systematic status of the populations of lizards assignable to _Cnemidophorus sacki_ in western Mexico (Sonora southward to Jalisco) has been reviewed in detail by Zweifel (1959, Bull. Amer. Mus. Nat. Hist, 117 (2):57-116), who stated that the use of the specific name _sack...