O le lisi e mulimuli i le McKenna and Bells Classification of Mammals for prehistoric genera (1997) ma Wozencraft (2005) i le Wilson and Reeders Mammal Species of the World mo ituaiga o loʻo iai nei. O le percrocutids, e ese mai i le faʻavasegaina a McKenna ma Bell, e le o aofia ai o se subfamily i totonu o le Hyaenidae, ae o le Percrocutidae eseʻese aiga (e ui lava e masani ona faʻavasegaina i latou o tuafafine-taxa i hyenas). E le gata i lea, o le brown hyena ola ma ona latalata vavalalata vavalalata e le o aofia i le genus Pachycrocuta, ae i le genus Henaya. O le Protelinae (aardwolves) e le o togafitia o se subfamily ese, ae o loʻo aofia i le Hyaeninae.
McKenna ma Bell Faʻavasegaina o Mammal mo le prehistoric genera