378 CHECK-LIST OF NOETH AMERICAN BIRDS. 



Family BAFTORNITHID.S. 



Genus BAPTORNIS Marsh. 



Baptornis Marsh, Amer. Joum. Sci., ser. 3, XIV, 1877, 86. Type, by 

 monotypy, Ba'ptornis advenus Marsh. 



Baptdrnis advgnus Marsh. [3.] 



Baptornis advenus Marsh, Amer. Joum. Sci., ser. 3, XIV, 1877, 86. 



Cretaceous (Niobrara); Kansas. 



Genus CONIORNIS Marsh. 



Coniornis Marsh, Amer. Joum. Sci., ser. 3, XLV, 1893, 82. Type, by 

 monotypy, Coniornis altus Marsh. 



Comomis ^tus Marsh. [6.] 



Coniornis altus Marsh, Amer. Joum. Sci., ser. 3, XLV, 1893, 82. 



Cretaceous; Montana. 



SuPERORDER DROIilffiOGNATBLffi. 

 Order GASTORNITHES. 



Family GASTORNITHID.a:. 



Genus DIATRYMA Cope. 



Dialryma Cope, Proc. Acad. Nat. Sci. Phila., 1876, 11. Type, by mono- 

 typy, Diatryma gigantea Cope. 



Diatryma gigantea Cope. [25.] 



Diatryma gigantea Cope, Proc. Acad. Nat. Sci. Phila., 1876, 11. 



Eocene; New Mexico. 



