MAMMALIAN FOSSILS FROM DEVIL'S GULCH 189 



(407 mm.) transversely, by 14 inches (356 mm.) vertically. The 

 thyroid foramen is 7^ X 4>^ inches (192X115 mm.). The 

 extreme width across the ilia is 56 inches (1424 mm.). 



PARTIAL FAUNAL LIST, DEVIL'S GULCH BEDS 



Turtle 



1. Testudo orthop\gia 



2. Testudo, undetermined. 

 Canids 



3. Aelurodon 



4. Tephrocyon 



5. Cynarctus, sp. nov. 



6. Cyon 



7. Temnocyont 

 Mustelids 



8. Mustelid, undetermined 

 Felids 



9. Machaerodus, sp. nov. 

 Camels 



10. O.vydactylus 



11. Alticamelus 



12. Procamelus 



13. Pliauchenia 



14. Camel, undetermined 

 Oreodonts 



15. Metoreodon 

 Merycodonts 



16. Merycodus necatus 

 Rhinoceros 



17. Teleoceras 



1 8. Rhinoceros, undetermined 

 Equids 



19. Parahippus 



20. Hypohippus 



21. Mery chip pus 



22. Protohippus 



