Ŏr'nĭ-thoid-ich'nite, n.

noun

(49), n. [Gr. ὄρνις, ὄρνιθος, bird, εἶδος, form, and ἴχνος, footstep, track.] (Palæon.) A fossil track resembling that of a bird; a fossil track or mark resembling an ornithichnite. E. Hitchcock.