0 1 0 ▁study ▁recorded ▁about ▁ 3 9 0 ▁days , ▁the ▁lar val ▁stage ▁sp anning ▁about ▁ 3 3 0 ▁days . ▁ ▁References ▁ ▁Category : L amp yr idae ▁Category : Bi ol um ines cent ▁insect s ▁Category : Be et les ▁of ▁Asia ▁Category : In sect s ▁of ▁China ▁Category : In sect s ▁of ▁Taiwan ▁Category : In verte br ates ▁of ▁Hong ▁Kong ▁Category : Be et les ▁described ▁in ▁ 1 9 0 9 <0x0A> </s> ▁Per ot inus ▁Magn us ▁( fl . ▁c . ▁ 1 2 0 0 ), ▁( P é rot in ▁the ▁Great , ▁Mag ister ▁Per ot inus ) ▁was ▁a ▁composer ▁from ▁around ▁the ▁late ▁ 1 2 th ▁century , ▁associated ▁with ▁the ▁Notre ▁D ame ▁school ▁of ▁poly phony ▁in ▁Paris ▁and ▁the ▁ar s ▁anti qua ▁musical ▁style . ▁The ▁title ▁Mag ister ▁Per ot inus ▁means ▁that ▁he ▁was ▁lic ensed ▁to ▁teach . ▁The ▁only ▁information ▁on ▁his ▁life ▁with ▁any ▁degree ▁of ▁certain ty ▁comes ▁from ▁an ▁anonymous ▁English ▁student ▁at ▁Notre ▁D ame ▁known ▁as ▁An onymous ▁IV . ▁It ▁is ▁assumed ▁that ▁he ▁was ▁French ▁and ▁named ▁P é rot in , ▁a ▁dimin utive ▁of ▁Peter , ▁but ▁attempts ▁to ▁match ▁him ▁with ▁persons ▁in ▁other ▁documents ▁remain ▁spec ulative . ▁ ▁Life , ▁and ▁problems ▁of ▁identification ▁▁ ▁P é rot in , ▁about ▁whom ▁little ▁is ▁known , ▁most ▁likely ▁lived ▁around ▁the