pattern ed ▁C . ▁ra ff les ii ▁belongs ▁to ▁the ▁large ▁sub gen us ▁Rab d op hor us ▁which ▁might ▁war rant ▁recognition ▁as ▁a ▁distinct ▁genus . ▁In ▁this ▁group , ▁it ▁seems ▁to ▁represent ▁a ▁rather ▁unusual ▁line age , ▁with ▁perhaps ▁just ▁the ▁White - fac ed ▁But ter fly fish ▁( C . ▁mes ole uc os ) ▁being ▁less ▁dist antly ▁related . ▁ ▁The ▁L att iced ▁But ter fly fish ▁is ▁an ▁un common ▁species ▁found ▁in ▁areas ▁of ▁rich ▁cor al ▁growth ▁of ▁l ago ons ▁and ▁protected ▁re ef ▁fl ats ▁and ▁sea ward ▁re ef s ▁from ▁ 1 – 2 0 ▁m ▁depth . ▁It ▁fe eds ▁on ▁sea ▁an em ones , ▁pol ych a etes , ▁and ▁oct oc oral li an ▁and ▁s cler act in ian ▁cor al ▁poly ps . ▁ ▁References ▁ ▁External ▁links ▁▁▁ ▁Category : Ch a et odon ▁Category : F ish ▁of ▁Pal au ▁Category : F ish ▁described ▁in ▁ 1 8 3 0 <0x0A> </s> ▁Robert ▁Mac f ie ▁Th orb urn ▁FR SE ▁( 1 8 2 8 – 1 8 9 6 ) ▁was ▁a ▁ 1 9 th - century ▁Swedish - Sc ots ▁business man ▁and ▁Swedish ▁politician . ▁ ▁Life ▁ ▁He ▁was ▁born ▁in ▁Kas en ▁near ▁Got eb urg ▁in ▁Sweden ▁on ▁ 2 7 ▁April ▁ 1 8 2 8 , ▁one ▁of ▁ten ▁children ▁of ▁William ▁Th orb urn