Proechimys oconnelli J. A. Allen 1913
Proechimys oconnelli J. A. Allen 1913, Bull. Am. Mus. Nat. Hist., 32 (24): 479.
Type Locality: Colombia, Villavicencio, 480 m.
Vernacular Names: O'Connell's Spiny-rat.
Distribution: C Colombia east of Cordillera Oriental.
Conservation: IUCN – Lower Risk (lc).
Discussion: Placed in the semispinosus group by Patton (1987). Karyotype has 2n=32 and FN=52 (Gardner and Emmons, 1984).