Isthmomys flavidus (Bangs, 1902) . Bull. Mus. Comp. Zool. Harv. Univ., 39:27.

TYPE LOCALITY: Panama, Volcan de Chiriqui, Boquete, 3000-5000 ft. (914-1524 m) .

DISTRIBUTION: Known from the type locality and the upper Rio Changena (W. Panama).

COMMENT: Handley, 1966, in Wenzel and Tipton, eds., Ectoparasites of Panama, pp. 753-795, reported the additional locality for this species, and stated that specimens from the Azuero Peninsula may belong in pirrensis; but also see Carleton, 1980:24.

ISIS NUMBER: 5301410008039016001 as Peromyscus flavidus .