Cerdocyon thous subsp. azarae Wied-Neuwied 1824

Synonyms: Cerdocyon thous subsp. angulensis (Thomas 1903); Cerdocyon thous subsp. cancrivorus (Winge 1896); Cerdocyon thous subsp. guaraxa C. E. H. Smith 1839; Cerdocyon thous subsp. melanostomus (Wagner 1843); Cerdocyon thous subsp. robustior (Lund 1843) .