[Greek πτερόν wing] provided with six wings or wing-like appendages.
ΚΠ
1854 R. G. MayneExpos. Lexicon Med. Sci. (1860) Hexapterus (Bot.), provided with six wings, as the capsule of the Fritillaria imperialis. (Entomol.), applied to the Phalæna hexaptera, because the male seems to have a third pair of small wings..six-winged: hexapterous.