Answer: patagia

AnswerCrossword Clue
patagiawing membrane, as of a bat
patagiaeither of two small processes on the anterior thorax, found esp. among butterflies and moths
patagiaPATAGIUM, a wing membrane of a bat
patagiathe fold of skin connecting the forelimbs and hind limbs of some tetrapods (as flying squirrels)
patagiathe extensible fold of skin of certain insects or of a gliding mammal or reptile, as a flying squirrel