A.membrane, Hp.Carn.3; of the membrane of the eye, Emp.84.7 (pl.), Arist.GA781a20; drum of the ear, Id.Pr.961a38; esp. membrane enclosing the brain, dura mater, Hp.VC1, Arist. HA495a8, 514a17, Gal.2.708, etc.: in pl., ib.716, Q.S.5.327, 12.406.
II. scum on milk, Hsch.