158 



PROCEEDINGS OF THE ACADEMY OP 



Catalogue of all the Fossils hitherto described from the Bad Lands of White River, 

 with a table showing their Stratigraphical position. 



RUMINANTIA. 



1. Oreodon gracilis, Leidy 



2. Oreodon Culbertsoni, Leidy 



3. Oreodon major, Leidy 



4. Agriochcerus major, Leidy 



5. Agriochcerus antiquus, Leidy... 



6. Pcerbotherium Wilsoni, Leidyi. 



7. Leptomertx Evansi, Leidy 



8. Leptauchenia decora, Leidy.... 



9. Leptauchenia major, Leidy 



10. Protomeryx Halli, Leidy 



11. Merycodus nbcatus, Leidy 



MULTUNGULA. 

 Chceropotamus (JHyopotamus) americanus, Leidy. 



Entelodon Mortoni, Leidy 



Entelodon ingens, Leidy 



Titanotherium Prouti, Leidy 



Pal^ochcerus prolus, Leidy 



Leptoch(erus spectabilis, Leidy 



Rhinoceros occidentalis, Leidy 



Rhinoceros {Hyracodon) nebrascensis, Leidy 



SOLIDUNGULA. 



HippARiON occidentale, Leidy 



HippARioN spECiosuM, Leidy 



Anchitherium Bairdii, Leidy 



Merychippus insignis, Leidy 



RODENTIA. 

 Steneopiber nebrascensis, Leidy. 



Ischyromys typus, Leidy , 



Pal^olagus Haydeni, Leidy , 



Eumys elegans, Leidy 



OARNIVORA. 



Hy^nodon horridus, Leidy 



Hyvenodon cruentus, Leidy 



Hy^nodon crucians, Leidy 



Amphicyon vetus, Leidy 



Amphicyon gracilis, Leidy 



Machairodus prim^vus, Leidy. 



Deinictis felina, Leidy 



Leptarctus primus, Leidy 



CHELONIA. 

 Testudo nebrascensis, Leidy.. 



MOLLUSCA. 



Helix Leidyii, Hall & Meek 



Planorbis nebrascensis, Evans & Sbumard. 



Lymnea diaphana, Evans & Shumard 



Lymnea nebrascensis, Evans & Shumard.... 

 Physa secalina, Evans & Shumard 



CRUSTACEA. 

 42. Cypris Leidyii, Evans & Shumard. 



Beds in 

 ascending order 



A B C D E F G 



[June, 



