el is aur ids ▁are ▁known ▁for ▁their ▁tall ▁sk ull s ▁with ▁bl unt ▁sn outs , ▁extensive ▁sculpt uring ▁on ▁the ▁outer ▁surfaces ▁of ▁the ▁fa cial ▁b ones ▁( con ver gent ▁with ▁c arch arod ont osa ur ids ), ▁very ▁reduced ▁( atro ph ied ) ▁for el im bs ▁( con ver gent ▁with ▁ty ran n osa ur ids ), ▁and ▁stock y ▁h ind lim b ▁proport ions , ▁among ▁other ▁features . ▁ ▁As ▁with ▁many ▁din osa ur ▁families , ▁the ▁system at ics ▁( e volution ary ▁relationships ) ▁within ▁the ▁family ▁Ab el is aur idae ▁are ▁confused . ▁Several ▁cl ad istic ▁studies ▁have ▁indicated ▁that ▁Maj ung as aur us ▁shares ▁a ▁close ▁relationship ▁with ▁Car not aur us ▁from ▁South ▁America , ▁while ▁others ▁were ▁unable ▁to ▁firm ly ▁place ▁it ▁in ▁the ▁ph y log eny . ▁The ▁most ▁recent ▁analysis , ▁using ▁the ▁most ▁complete ▁information , ▁instead ▁recovered ▁Maj ung as aur us ▁in ▁a ▁cla de ▁with ▁Raj as aur us ▁and ▁Ind osa urus ▁from ▁India , ▁but ▁ex cluding ▁South ▁American ▁gener a ▁like ▁Car not aur us , ▁I lo k eles ia , ▁Ek rix in at osa urus , ▁A uc as aur us ▁and ▁Ab el is aur us , ▁as ▁well ▁as ▁R ug ops ▁from ▁main land ▁Africa . ▁This ▁leaves ▁open ▁the ▁possibility ▁of ▁separate ▁cl ades ▁of ▁ab el is aur ids ▁in ▁western