44(3 EXTINCT MAMMALIA OF NORTH AMERICA. 



Stereoder/es tortus, Cope: Ibidem, 17'2, PI. Ill, Figs. 3. See page 404. 

 The figures appear to inf to lepieseiit a deformed incisor of the preceding. 

 Neotoma ? fioridamim. Cope : Ibidem, 173. 

 Ilesperomi/s f leiiropiin^ Cope: Ibidem, 173. 

 Castor fiber, Cope : Ibidem, 17-3. See page 405. 



Insectivora. 



Blarinri, Cope: Ibidem, 175. 



Edentata. 



Me(jalonyx Jeffersonii, Cn^a: Ibidem, 172. See page 411. 



Cheiroptera. 



Vespertilio, Cope: Ibidem, 176. 



