250 



Pteeodactylus velox, Miivsli. 



L. c, April, 187a. 



Niobruru Cretaceous uf Kansas. 



CliOCODILIA. 



HYPOSAURUS, Owen. 



Journal of the Geological Society of Loudon, V, 383. 



Hyposaurus vebbii, Cope. Plate IX, fig. 8. 



Proceedings of tbe Americau Pbilosoi)hical Society, 1872, p. 310. 



Benton, or No 2, Cretaceous of Kansas. 

 Hyposaurus rogersii, Owen. 



Journal of tbe Geological Society of London, V, 383, i)late ; Leidy, Cretaceous Reptiles of 

 North America, 1865, p. 18, Table III, ligs. 4-21 ; Cope, Extinct Batracbia and Reptilia 

 of Kortb America, 1859, p. 80. 



Greensand, No. 5, of New Jersey. 



TIIORACOSAURUS, Leidy. 



Cretaceous Reptiles of North America, 1865, \t. 5. 



Thoracosaurus neoc^sariemsis, DeKay. 



Gavial DeKay, Annals of Lyceum of New York, Table III, figs. 7-10. — Gavialis ncocwsarieiisis, 

 DeKay, Zoology of New York, 184'2, part III, 1844, p. 82. — Crocudilus «. Gaviahs clai-i- 

 roatris, Morton, Proceedings of tbe Academy of Natural Sciences, 1844, 8'2 ; Giebcl 

 Fauna der Vorwelt, 1847, 122. — Crococlilus hasijlssiix , Owen, Journal of the Geological 

 Society of London, 1849, ]}. 381, Table X, figs. 1-2. — Crocodihis deliaiji, Leidy, Journal 

 of the Academy of Natural Sciences, Philadelphia, II, p. 135. — 2'hotacosaurus grandis, 

 Leidy, Proceedings of the Academy of Natural Sciences, Philadelphia, 1852, p. 35.— 

 Splievomiiriis, Agassiz, /. (•., 1849, 100 (name only). 



Greensand and limestone of No. 5, in New Jersey. 



HOLOPS, Cope. 



Extinct Batracbia and Reptilia, etc., of North America, 1869, p. 67. 



HoLOPS PNEUMATICUS, Cope. 



Proceedings of the Academy of Philadelphia, 1872, p. 11. 



This gavial, as large as the T. neoccesariensis, is represented, so far as I 

 know, by but one specimen ; but this fortunately embraces a large proportion 



