Rheomys mexicanus Goodwin, 1959 . Am. Mus. Novit., 1967:4.
TYPE LOCALITY: Mexico, Oaxaca, Dist. Miahuatlan, San José Lachiguirl, 4000 ft .
DISTRIBUTION: Oaxaca, Mexico.
COMMENTS: Viewed as closely related to R. underwoodi (Voss, 1988) . Type species of Goodwin's (1959a) Neorheomys .