Answer: alular

AnswerCrossword Clue
ALULARFeathery
ALULARSpurious wing
ALULARWing joint
ALULAROf a bird's "thumb"
ALULARLike a bird's wing.
ALULAROf a bird's spurious wing
alularthe group of three to six small, rather stiff feathers growing on the first digit, pollex, or thumb of a bird's wing
alularpertaining to
alularmembranous lobe at the base of each wing of a dipterous insect