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*Bison antiquus Leidy 



LIFE OF THE PLEISTOCENE 



BOVIDAE 



*Bison alleni Marsh 



= B. crampianus Cope 

 ■•♦**" 



ElEPHAN'TIDAE 



*Mammut aincricanum ~K.ctt= Mastodon giganteus 

 *Elephas primigenius Blumenbach 



* " coliimbi Falconer 



* " im per a tor Leidy 



*Sciurus calycinus Cope 



Castor canadensis Kuhl. 



Pcromysctis lencopus (Raf.) 

 "Anaptogonia hiatidens Cope 

 *Sycium doacinuni Cope 

 Fiber zibethicus (Linn.) 



Gcomys bursarius (Shaw) 

 Zapus hudsonius (Zimm.) 

 Erethizon dorsatus (Linn.) 

 *Castoroides ohioensis Foster 

 *Ochotona palatinus (Cope) 



SciURroAE 



Cynomys cf. ladovicianus (Ord) 

 Castoridae 



MURIDAE 



*Murotits diluvianus Cope 

 * " speothen Cope 



" didelta Cope 

 " involutus Cope 

 " cf. amphibius Cope 



Geomyidae 



Tlwmonys species 



Dipodidae 



Erethizontidae 



Castoroidid.ae 



Ochotonidae 



Leporidae 

 Lepus sylvaticus Ba.chm.(= Sylvilagus floridanus (Allen). 



Talpidae 



Scalops? species 

 *Blarina simplicidens Cope 

 Vesperlilio species 

 Utsus amcricanus Pallas 



Sorictdae 



Vespertilionidae 



Ursidae 



"Arctodus haplodon (Copt 



mustelidae 

 Taxidea taxus (Schreber) = T. amerkana Bodd. *Osmotherium. spelaeum Cope 



-'Mephitis fossidens Cope *Pelycictis lobulatus Cope 



