Zygogeomys trichopus Merriam, 1895 . N. Am. Fauna, 8:196.
TYPE LOCALITY: Mexico, Michoacan, Nahuatzen, 8,000-8,500 ft. (2,438-2,591 m) .
DISTRIBUTION: Known only from small areas west and south of Lago Pâtzcuaro, NC Michoacan (Mexico).
STATUS: IUCN - Indeterminate. Local temporal extirpation documented by Hafner and Barkley (1984).