New Species. 



Prosthennops ii. gen. [Ungiilata]. 

 Matthew and Gidley. 40-4:?. 



crassigeiiis. Matthew and 



Gidley. 4042. 



Protohippus [Ungulata]. 



simus. Matthew and Gidley. 



4043. 



Fseudolabis n. gen. [Ungulata]. 

 ilatthew. 4039. 



dakotejisis. Matthew. 4039. 



PsEUDOLEsTODON [Edentata]. 



hexaspoudyliis. Rautenberg. 



4163. 

 Ptilodus [Multituberculata]. 



primaevus. Lambe. 



3952. 



RiiiN"0CER08 [Ungulata]. 



morgan]. Macquenem. 4046. 



SciuHUS [Rodentia]. 



arctomyoides. Douglass. 



3752. 



SisoPA [Carnivora]. 



grangeri. Matthew. 4041. 



249 6031 



Stenomylus n. gen. [Uugulatu]. 

 Peterson. 4132. 



gi-acilis. Peterson. 4132. 



Syndyoceras n. gen. [Ungulata]. 

 Barbour. 3569, 3567. 



coohi. Barbour. 3569, 3567. 



Talpa [Insectivora]. 



? platybracliys. Douglass. 



3752. 

 Teleoceras [Ungulata]. 



medicornntus. Osborn. 409 1 . 



Tephrocyon n. gen. [Carnivora]. 



Merriam. 4049. 

 Thinohyus [Ungulata]. 



osmonti. Sinclair. 4262. 



siouxeims. Peterson. 4133. 



Trigenicus n. gen. [Ungulata]. 

 Douglass. 3752. 



sociaVts. Douglass. 3752. 



Ursus [Carnivora]. 



deningeri. Reichenau. 4173. | 



f Previously recorded in K. 5. 



