PLATE XLVI 



PLATE XLVI. 



Fig. 1.— Maudible of Bathmodoti radians Cope, indiviilual figured ou Plate XLV; oue-lialf natural size, 



in profile. Page 544. 

 Fig. 2. — Do. from above. 

 Fig. 3.— Symphysis of ? male, with largo canine alveoli, another individual from Bear River, Wyoniiug. 



