Order Lagomorpha 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 1 185 211 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Lepus callotis Wagler 1830 Lepus callotis Wagler 1830 , Naturliches Syst. Amphibien: 23 . Type Locality: " Mexico "; restricted by Nelson (1909:122) to southern end of Mexican Tableland. Vernacular Names: White-sided Jackrabbit . Subspecies: : Subspecies Lepus callotis subsp. callotis Wagler 1830 Subspecies Lepus callotis subsp. gaillardi Mearns 1896 Distribution: C Oaxaca ( Mexico ) north discontinuously to SW New Mexico ( USA ). Conservation: IUCN – Lower Risk (nt). Discussion: Subgenus Proeulagus ( Gureev, 1964 ) , or Macrotolagus ( Averianov, 1998 ). Includes gaillardi and mexicanus ; see Anderson and Gaunt (1962) and Hall (1981:328-330) ; but see also Gureev (1964:192 , 195). Range allopatric with L. alleni , to which it is probably related. Karyotype reported by Gonzalez and Cervantes (1996) . Reviewed by Best and Henry (1993 b , Mammalian Species, 442).