Order Perissodactyla 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 1 629 636 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Equus burchellii subsp. antiquorum C. H. Smith 1841 Synonyms: Equus burchellii subsp. chapmani Trouessart 1898 ; Equus burchellii subsp. chapmanni Layard 1865 ; Equus burchellii subsp. isabellinus (C. H. Smith 1841) ; Equus burchellii subsp. kaufmanni Matschie 1912 ; Equus burchellii subsp. markhami Tichomirow 1878 ; Equus burchellii subsp. pococki Brasil and Pennetier 1909 ; Equus burchellii subsp. selousii Pocock 1897 ; Equus burchellii subsp. transvaalensis Ewart 1897 ; Equus burchellii subsp. wahlbergi Pocock 1897 .