G-EITEBA ATO SPECIES OP BIRDS. 231 



Order XXII. ICHTHYOENITHIFORMES. 



Family I. ICHTHYORNITHIRffi. 



(Lydekker, Oat. Foss. B. p. 201, 1891.) 



I. Spatornui, Marsh. 



(Marsh, Amer. J. Sci. v. p. 162, 1873.) 



1. teler {Marsh, t. c. v. p. 74). W. Kansas (Middle 



Cretaceous). 



II. Ctmolopterpr, Marsh, 



(Marsh, Amer. J. Sci. xliv. p. 175, 1892.) 



1. rata. Marsh, I. c. Wyoming (Cretaceous). 



2. retUSB, Marsh, I. v. Wyoming (Cretaceous). 



III. ffirarala&us, Marsh. 



(Marsh, Amer. J. Sci. xlv. p. 83, 1893.) 



1. belox, Marsh, op. cit. iii. p. 363 (1872). New Jersey (Cretaceous). 



2. pumtlttS, Marsh, I. c. p. 363. New Jersey (Cretaceous). 



IV. Mjtihgomfe, Marsh. 



(Marsh, Amer. J. Sci. iv. p. 344, 1872.) 



1. iTispar, Marsh, I. a. N.W. Kansas 



(Cretaceous), 



2. agilis, Marsh, op. cit, v. p. 230 (1873). W. Kansas (Cretaceous). 



3. atteeps, Marsh, op. cit. iii. p. 364 (1872). W. Kansas (Cretaceous). 



4. letltus, Marsh, op. cit. xiv. p. 253 (1877). Texas (Cretaceous). 



5. tetter, Marsh, Odontorn. p. 198 (1880). N.W. Kansas 



(Cretaceous). 



6. balfltUS, Marsh, I. c. p. 198. N.W. Kansas 



(Cretaceous). 



7. btttot, Marsh, Amer. J. Sci. xi. p. 511 (1876). Kansas (Cretaceous). 



V. HaontiiS, Marsh. 



(Marsh, Proc. Acad. Nat. Sci. Philad. 1870, p. 5.) 



1. e&toartrgiaitUS, Marsh, I. c. New Jersey (Cretaceous). 



