: New ▁South ▁Wales ▁State ▁Heritage ▁Register ▁Category : Art icles ▁incorpor ating ▁text ▁from ▁the ▁New ▁South ▁Wales ▁State ▁Heritage ▁Register <0x0A> </s> ▁An ter os ▁a che us ▁is ▁a ▁species ▁of ▁but ter fly ▁of ▁the ▁family ▁R iod in idae , ▁found ▁in ▁Brazil , ▁Sur in ame ▁and ▁Boliv ia . ▁It ▁was ▁first ▁described ▁by ▁Cas par ▁St oll ▁in ▁ 1 7 8 1 . ▁ ▁Description ▁( Description ▁of ▁A . ▁a . ▁am py x ) ▁U ppers ide : ▁An ten na e ▁white , ▁brown ▁at ▁their ▁extrem ities . ▁Thor ax , ▁ab d omen , ▁and ▁wings ▁brown ; ▁the ▁anterior ▁wings ▁having ▁two ▁o val ▁st raw - col oured ▁sp ots ▁placed ▁near ▁the ▁middle , ▁and ▁the ▁anterior ▁edges ▁of ▁the ▁posterior ▁ones ▁stre aked ▁with ▁the ▁same ▁colour . ▁ ▁Und ers ide : ▁Pal pi , ▁breast , ▁legs , ▁and ▁ab d omen ▁st raw ▁col oured . ▁W ings ▁st raw ▁col oured , ▁being ▁sp otted ▁and ▁stre aked ▁with ▁red ▁brown , ▁each ▁of ▁these ▁mark ings ▁appearing ▁to ▁have ▁a ▁gold ▁spot ▁or ▁stre ak ▁in ▁its ▁centre , ▁forming ▁a ▁very ▁beautiful ▁and ▁singular ▁appearance . ▁Marg ins ▁of ▁the ▁anterior ▁wings ▁entire , ▁but ▁of ▁the ▁posterior ▁ones ▁a ▁little ▁dent ated . ▁W ings pan ▁ ▁inches ▁( 4 4   mm ). ▁ ▁Sub species ▁ ▁A . ▁a . ▁a che us ▁( Sur in