odontornithes, n. pl. [NL., fr. Gr. 'odoy`s, 'odo`ntos, a tooth + , , a bird.].
A group of Mesozoic birds having the jaws armed with teeth, as in most other vertebrates. They have been divided into three orders: Odontolcæ, Odontotormæ, and Saururæ. [1913 Webster]