Old World Swallowtail,  Papilio machaon  <LEP12>

 

     Mostly an arctic butterfly in North America, it is common in Europe and Asia.  The black wings have broad yellow bands and are peppered with yellow scales near the body.  A row of blue-scaled patches runs around the hindwing above the black tails, ending in a large orange spot that is rimmed with black and capped with blue.  Also called Artemisia Swallowtail