n. Klein's name (1756) for a genus of birds of which the common hen is the type: a synonym of Gallus (Linnæus).n. Merrem's name (1786) for birds of the family Cracidæ, or curassows: a synonym of Crax (Linnæus).n. [lowercase] The Linnean specific name for a species of curassow, Crax alector.