Melanomys robustulus Thomas 1914
Melanomys robustulus Thomas 1914, Ann. Mag. Nat. Hist., ser. 8, 14: 243.
Type Locality: Ecuador, Morona-Santiago Prov., Gualaquiza, 2500 ft (762 m).
Vernacular Names: Robust Melanomys.
Distribution: SE Ecuador.
Conservation: IUCN – Lower Risk (lc).
Discussion: A distinct species judged from our study of specimens in the AMNH and BMNH.