TJ S. GEOLOGICAL STJRVET 



MONOGRAPH 65 PLATE CXCIII 



SKULL OF FEMALE BRONTOTHERIUM CURTXJM 

 One-fifth natural sizie. (See p. 577, also PI. CXCIV.) Referred skuU (British Mus. S629). Ai, Top view; A', front view. This 

 specimen so Wrongly resembles Cope's fragmentary type of Menodus peltoceras that it might be seleifted as a neotype. Kin- 

 ship with the supposed female of B. curtum (PI. CXCII) is indicated especially in the horns, nasals, zygomata, and dentition; 

 but the canines seem too large to belong to a female, so that possibly this and the supposed female together with Cope's type 

 may represent a di^indt species of Brontothe- 



