Order Rodentia (Part 6) Author James H. Honacki Author Kenneth E. Kinman Author James W. Koeppl text 1982 Alien Press, Inc. & The Association of Systematics Collections Lawrence, Kansas, USA Editor James H. Honacki Editor Kenneth E. Kinman Editor James W. Koeppl Mammal Species of the World (1 st Edition) 560 594 book chapter http://doi.org/10.5281/zenodo.7353039 0-89327-235-3 7353039 Ctenomys validus Contreras, Roig, and Suzarte, 1977 . Physis, sec. C., 36(92): 160 . TYPE LOCALITY: Argentina , Mendoza Prov. , Guaymallen Dept., sand banks of El Borbollon, El Algarrobal (near city of Mendoza ) . DISTRIBUTION: Mendoza Prov. ( Argentina ). COMMENT: Closely related to johanis (here included in fulvus ) according to Contreras et al., 1977 .