378 CHECK-LIST OF NORTH AMERICAN BIRDS. 
Famity BAPTORNITHID. 
GENUS BAPTORNIS Marsu. 
Baptornis Marsu, Amer. Journ. Sci., ser. 3, XIV, 1877, 86. Type, by 
monotypy, Baptornis advenus MarsuH. 
Baptémis advénus Marsu. [3.] 
Baptornis advenus Marsu, Amer. Journ. Sci., ser. 3, XIV, 1877, 86. 
Cretaceous (Niobrara); Kansas. 
GENUS CONIORNIS Marsu. 
Coniornis MarsH, Amer. Journ. Sci., ser. 3, XLV, 1893, 82. Type, by 
monotypy, Coniornis altus MarsuH. 
Coniérnis altus Marsu. [6.] 
Coniornis altus Marsa, Amer. Journ. Sci., ser. 3, XLV, 1893, 82. 
Cretaceous; Montana. 
SUPERORDER DROMAOGNATH. 
Orper GASTORNITHES. 
Famity GASTORNITHIDZ. 
GENUS DIATRYMA Cope. 
Diatryma Core, Proc. Acad. Nat. Sci. Phila., 1876, 11. Type, by mono- 
typy, Diatryma gigantea CoPE. 
Diatryma gigantéa Corr. [25.] 
Diatryma gigantea Corr, Proc. Acad. Nat. Sci. Phila., 1876, 11. 
Eocene; New Mexico. 
