Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
cornĭcŭlans, antis, adj. [1. corniculum], horn-shaped, horned (late Lat.): luna, i. e. the new moon, Sol. 32, 17; Amm. 20, 3, 1; cf. corniculatus.