96 



CENOZOIC MAMMAL HORIZONS 



MIDDLE EOCENE— Continued. 



CARNIVORA (CREODONTA). 



MlACIDiE. 



Viverravus gracilis Marsh 



Viverravus minutus Wortinan. . . 



Viverravus sp. indesc 



Miacis parvivorus Cope 



Uintacyon vorax Leidy 



Uintacyon edax Leidy 



? Uintacyon bathygnathus (Scoti 

 Oodectes herpestoides Wortnian. 



Oodectes sp. indesc 



Vulpavus palustris Marsh 



Vulpavus sp. indesc 



Vulpavus sp. indesc 





2. 



X 







X 





X 





X 





X 





? 





? 





X 





X 





X 





X 





X 





Viverravus gracilis Marsh 



Viverravus minutus Wortinan. 



Miacis sylvestris (Marsh) 



Miacis hargeri (Wortman) 



Miacis washakius (Wortman) . 



Miacis sp. indesc 



Uintacyon vorax Leidy 



Uintacyon sp. indesc. 



Uintacyon sp. indesc 



? 05dectes pugnax (W. ^ M.) . 

 Gen. et sp. indesc 



i X 



OXY^NID^. 



Patriofelis ulta Leidy 



? Patriofelis coloradensis a 

 Limnocyon verus Marsh. . . 



Thinocyon velox Marsh 



Thinocyon sp. indesc 



Gen. et sp. indesc 





X 









X 





X 







X 







X 



i 





X 





Patriofelis ferox (Marsh) 



Limnocyon sp. indesc 



Limnocyon ? verus Marsh . . . 

 Thinocyon medius Wortman. 

 Thinocyon sp. indesc 



Hy^nodontid^ . 



Sinopa rapax Leidy ; X 



Sinopa pungens (Cope^ X 



Sinopa major Wortman ? 



Sinopa minor Wortman X 



Sinopa grangeri Matthew X 



Tritemnodon agilis Marsh X 



i| Sinopa rapax, var. indesc. 

 ! Sinopa major Wortman. . 

 I Sinopa minor Wortman. . 



Mesonychid^. 



Mesonyx obtusidens Cope X 



Harpagolestes macrocephalus Wortman. . 1 X 



Synoplotherium lanius Cope b . 



X I X 



INSECTIVORA. 



Apatemyid^. 



Apatemys bellus Marsh . . 

 Apatemys bellulus Marsh . 



Gen. et sp. indesc 



Gen. et sp. indesc 



Gen. et sp. indesc 



? Talpid^. 



Nyctilestes serotinus Marsh 



Gen. et sp. indesc 



Gen. et sp. indesc 



Entomacodon angustidens Marsh 











X 





X 





Talpavus nitidus Marsh. x 



Nyctitherium velox Marsh x 



Nyctitherium priscus Marsh x 



Gen. et sp. indesc x 



Gen. et sp. indesc x 



Gen.et sp. indesc x 



Gen. et sp. indesc x 



Entomacodon minutus Marsh x 



? Centetid^. 



y> Centetodon pulcher Marsh 



j Centetodon altidens Marsh. . . 

 il Centracodon delicatus Marsh. 



? LEPTICTIDiE. 



Antiacodon venustus Marsh . . 

 Passalacodon littoralis Marsh . 



Anisacodon elegans Marsh 



Gen. et sp. indesc 



Hyopsodontid^ . 



Hyopsodus paulus Leidy 



Hyopsodus minusculus I^idy 



Pantolestes longicaudus Cope 

 Pantolestes sp. indesc 



Pantolestid^. 



X I i Pantolestes sp. indesc 



X Pantolestes sp. indesc 



I |l Pantolestes cf. longicaudus. 



Hyopsodus sp. indesc X X 



Hyopsodus sp. indesc x 



Hyopsodus marshi Osbo n ; X 1 



a "P. uKa Leidy," Osborn, Bull. Am. Mus. Nat. Hist., 1897, p. 256; idem, 1900, p. 278, fig. 8. Not 

 P. ulta of Leidy. 

 b Including Dromocyon vorax Marsh. 



