[Illustration: FIG. 1. Ungrazed pasture with oaks on slope of
El Estribo, 7,700 feet elevation, two miles west of the town
of PAitzcuaro, MichoacAin. Several species of rodents, _Liomys_,
_Sigmodon_, and _Peromyscus_ were taken abundantly in the
grass in the immediate foreground. Photo March 16, 1943, by
Mary F. Hall.]
[Illustration: FIG. 2. Xerophitic vegetation, eleven miles west
of Zamora, MichoacAin. 5,750 feet elevation, where rodents
were trapped. Photo March 26, 1943, by Mary F. Hall.]
=Canis latrans cagottis= (Hamilton Smith)