epicuticle
From ZooTerms (Dictionary of Invertebrate Zoology)
epicuticle also epicuticula (noun; Greek epi, upon; Latin diminutive cutis, skin): 1. (Acanthocephala) See glycocalyx.
2. (Arthropoda) The thin, outermost nonchitinous exterior layer of arthropod cuticle.
3. (Arthropoda: Chelicerata) For mites see epiostracum.
