elytron
From ZooTerms (Dictionary of Invertebrate Zoology)
elytron (noun; plural elytra; Greek elytron, sheath): 1. (Annelida: Polychaeta) The numerous modified setae in the form of scales or plates.
2. (Arthropoda: Insecta) A thickened, leathery, or horny fore wing or wing cover of certain insects
See also: hemelytron. 3. Tegmen.
