Order Rodentia - Family Ctenomyidae Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 2 1560 1570 book chapter 0-8018-8221-4 10.5281/zenodo.7316535 Ctenomys frater subsp. frater Thomas 1902 Ctenomys frater subsp. frater Thomas 1902 , Ann. Mag. Nat. Hist., ser. 7, 9: 185 . Type Locality: Bolivia , Potosí , Potosí 4300 m .