247 



ClONODON STENOPSIS, Cope. 

 Supra, p. 63. 



Fort Union epoch of the Saskatchewan district, British America. 



HYPSIBEMA, Cope. 



Transactions of the American Philosophical Society, 1870, 122 G. 



Hypsibema crassicatjda, Cope, 



Extinct Batrachia aud Reptilia of North America, 1870, p. 122 G ; Report of the Geology of 

 North Carolina, by W. C. Kerr, p. 36 (Appendix B), Plates vi and -vii. 



Cretaceous of Southeastern North Carolina. 



HADROSAURUS, Leidy. 



Cretaceous Reptiles of the United States, 1865, p. 76 ; Proceedings of the Academy of Natural Sciences, 



Philadelphia, 1856, 218. 



Hadrosaurus foulkei, Leidy. 



Proceedings of the Academy of Natural Sciences, Philadelphia, 1856, 218 ; Cretaceous Rep- 

 tiles of North. America, Smithsonian Contributions, 1865, p. 76, plates. 



From the clays below the greensand of No. 4 of New Jersey, said to 

 belong to No. 1. 



Hadrosaurus tripos, Cope. 



Transactions of the American Philosophical Society, 1870, p. 122 1; Geological Survey of 

 North Carolina, by Kerr, Appendix B, p. 40, Plate v. 



From Cretaceous greensand of Southeastern North Carolina. 

 Hadrosaurus minor, Marsh, Cope. 



Transactions of the American Philosophical Society, 1870, p. 122 J. 



Cretaceous greensand, (No. 5,) of New Jersey. 

 Hadrosaurus agilis, Marsh. 



American Journal of Science and Arts, 1872, p. 301. 



From the Niobrara or Cretaceous, No. 3, of Western Kansas. Smaller 

 than the preceding species. 



Hadrosaurus mirabilis, Leidy. 



Proceedings of the Academy of Philadelphia, 1868, 199 ; Cope, Extinct Batrachia, etc., 1S68, 

 198. — Traclioclon mirabilis, Leidy, Proceedings of the Academy of Philadelphia, 1856, 

 72 ; Transactions of the American Philosophical Society, 1S60, 140. 



From the bad lands of Judith River, Montana. Known only from 

 teeth. 



