from the GNU version of the Collaborative International Dictionary of English
- n. A genus of large, extinct, wingless birds from the Cretaceous deposits of Kansas, belonging to the Odontornithes. They had teeth, and were essentially carnivorous swimming ostriches. Several species are known. See Illust. in Append.
from The Century Dictionary and Cyclopedia
- n. The typical genus of fossil birds of the family Hesperornithidæ.
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