I.of skin or membrane, skinny, membranaceous (post-Aug.).
I. Lit.: “vespertilio, cui membranaceae pinnae uni,” Plin. 10, 61, 81, § 168: “PVGILLARES,” of parchment, Inscr. Grut. 174, 7.—
II. Like a skin or membrane: “quibusdam cortex membranaceus, ut viti, arundini,” Plin. 16, 31, 55, § 126.