▁second ▁species , ▁S arc osa urus ▁and rew si , ▁was ▁named ▁by ▁Friedrich ▁von ▁Hu ene ▁in ▁ 1 9 3 2 , ▁based ▁on ▁a ▁ ▁tib ia , ▁B M N H ▁R 3 5 4 2 , ▁described ▁by ▁Arthur ▁Smith ▁Wood ward ▁in ▁ 1 9 0 8 ▁and ▁found ▁near ▁Wil mc ote . ▁Conf using ly ▁von ▁Hu ene ▁in ▁the ▁same ▁publication ▁named ▁the ▁very ▁same ▁foss il ▁Magn osa urus ▁wood ward i . ▁Later ▁he ▁made ▁a ▁choice ▁for ▁S . ▁and rew si ▁to ▁be ▁the ▁valid ▁name . ▁In ▁ 1 9 7 4 ▁S . ▁and rew si ▁was ▁rec lass ified ▁as ▁Meg al osa urus ▁and rew si ▁by ▁Michael ▁Wald man , ▁on ▁the ▁probably ▁err one ous ▁assumption ▁it ▁was ▁a ▁meg al osa ur id . ▁A ▁later ▁study ▁concluded ▁the ▁two ▁species ▁to ▁be ▁ind ist ingu ish able ▁except ▁for ▁size , ▁but ▁other ▁authors ▁consider ▁any ▁identity ▁to ▁be ▁un prov able ▁as ▁there ▁are ▁no ▁compar able ▁remains ▁and ▁conclude ▁both ▁species ▁to ▁lack ▁aut ap omorph ies ▁and ▁therefore ▁to ▁be ▁nom ina ▁dub ia . ▁ ▁Von ▁Hu ene ▁in ▁ 1 9 3 2 ▁referred ▁a ▁partial ▁ske leton ▁from ▁the ▁collection ▁of ▁the ▁War wick ▁Museum ▁to ▁S . ▁wood i ▁but ▁the ▁identity ▁is ▁un pro ven ; ▁in ▁ 1 9 9 5 ▁it ▁was ▁given ▁the ▁generic ▁name ▁" Li ass aur us