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 Cratogeomys tylorhinus subsp. tylorhinus (Merriam 1895) Cratogeomys tylorhinus subsp. tylorhinus (Merriam 1895) , N. Amer. Fauna, 8: 167 . Type Locality: Mexico , Hidalgo , Tula, 6,800 ft. ( 2,073 m ). Synonyms: Cratogeomys tylorhinus subsp. arvalis Hooper 1947 .