Order Rodentia - Family Geomyidae 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 2 859 870 book chapter 0-8018-8221-4 10.5281/zenodo.7316535 Thomomys (Megascapheus) bottae subsp. planirostris Burt 1931 Synonyms: Thomomys (Megascapheus) bottae subsp. absonus Goldman 1931 ; Thomomys (Megascapheus) bottae subsp. boreorarius Durham 1952 ; Thomomys (Megascapheus) bottae subsp. nicholi Goldman 1938 ; Thomomys (Megascapheus) bottae subsp. trumbullensis Hall and Davis 1934 ; Thomomys (Megascapheus) bottae subsp. virgineus Goldman 1937 .