Thomasomys hudsoni Anthony 1923
Thomasomys hudsoni Anthony 1923, Am. Mus . Novit., 55: 3.
Type Locality: Ecuador, Azuay Prov., Bestión, 10,100 ft (3078 m).
Vernacular Names: Hudson's Thomaomys.
Distribution: Known only from the type locality, S Ecuador.
Discussion: Considered a subspecies of T. gracilis by Cabrera (1961); differentiating features contrasted with T. cinnameus and T. gracilis and returned to species rank by Voss (2003); known only by the holotype.