186 



University of California Publications. 



[Geology 



PERISSODACTYLA. 

 Equidae. 



Mesohippus praestans (Cope) American Museum 



Mesohippus equioeps (Cope) American Museum 



Mesohippus brachylophus (Cope) American Museum 



Mesohippus longicristis (Cope) American Museum 



Mesohippus condoni Leidy U. S. National Museum 



Mesohippus anceps (Marsh) Yale University 



Mesohippus annectens (Marsh) Yale University 



Mesohippus acutidens Sinclair University of California 



LOPHIODONTIDAE. 



? Colodon (LopJiiodon) occidentalis Leidy U. S. National Museum 



Tapiridae. 



Protapirus robust us Sinclair University of California 



Ehinocerotidae. 



Aceratherium pacificum Leidy U. S. National Museum 



Aceratherium hesperium Leidy U. S. National Museum 



Aceratherium truquianum Cope American Museum 



Aceratherium tubifer Cope American Museum 



Aceratherium annectens Marsh Yale University 



Diceratherium armatum Marsh Yale University 



Diceratherium nanuw Marsh Yale University 



Indeterminate. 



Daeodon shoshonensis Cope American Museum 



Chalicotheridae. 



Moropus distans Marsh Yale University 



Moropus scnex Marsh Yale University 



ARTIODACTYLA. 

 Elotheriidae. 



Elotheriuni humerosum Cope American Museum 



ElotJierium imperator Leidy U. S. National Museum 



Elotlierium calkinsi Sinclair University of California 



Suidae. 



Thinohyus (Bothrolabis) pristinus Leidy U. S. National Museum 



Thinohyus (Bothrolabis) triehacnus Cope American Museum 



Thinohyus (Bothrolabis) rostratus Cope American Museum 



Thinohyus (Bothrolabis) subaequans Cope 



Condon collection, University of Oregon 

 Thinohyus (Bothrolabis) decedens Cope 



Condon collection, University of Oregon 

 Supplementary type, University of California 



Thinohyus (Bothrolabis) lentus Marsh Yale University 



Thinohyus (Bothrolabis) socialis Marsh Yale University 



Thinohyus (Bothrolabis) osmonti Sinclair University of California 



