‖n.; pl. L. Gulae E. Gulas [ L., the throat, gullet. ] 1. (Zool.) (a) The upper front of the neck, next to the chin; the upper throat. (b) A plate which in most insects supports the submentum. [ 1913 Webster ]

2. (Arch.) A capping molding. Same as Cymatium. [ 1913 Webster ]

‖n.; pl. L. Ligulæ E. Ligulas [ L., a little tongue. See Ligule. ] 1. (Bot.) See Ligule. [ 1913 Webster ]

2. (Zool.) (a) The central process, or front edge, of the labium of insects. It sometimes serves as a tongue or proboscis, as in bees. [ See Illust. under Labium, and Hymenoptera. ] (b) A tongue-shaped lobe of the parapodia of annelids. See Parapodium. [ 1913 Webster ]

‖n.; pl. lin"gu*læ [L., a little tongue.] 1. (Anat.) A tonguelike process or part. [1913 Webster]

2. (Zool.) Any one of numerous species of brachiopod shells belonging to the genus Lingula, and related genera. See Brachiopoda, and Illustration in Appendix. [1913 Webster]

Lingula flags (Geol.), a group of strata in the lower Silurian or Cambrian system of Wales, in which some of the layers contain vast numbers of a species of Lingula. [1913 Webster]