The Collaborative International Dictionary
Ornithichnology
Ornithichnology \Or`nith*ich*nol"o*gy\, n. [Ornitho- +
ichnology.] (Paleon.)
The branch of science which treats of ornithichnites.
--Hitchcock.
Wiktionary
ornithichnology
n. (context paleontology English) The branch of science that deals with ornithichnites.