178 TTNGULATA. 



cut (fig. 23), is described and figured by the present writer in 

 the Geol. Mag. loc. cit. The cranium is somewhat crushed ; 

 but exhibits the complete dentition of both sides. Its 

 dimensions are given under the head of the last specimen. 



Purchased, 1884. 



Fig. 23. 



Canotherium filkoli, The right lateral aspect of the cranium and man- 

 dible ; from the Upper Eocene of Caylux. }. 



M. 1401 b. The hinder portion of the cranium; from the Upper 

 Eocene of Caylux. Purchased, 1884. 



M. 1410. Palatal portion of the cranium, agreeing in size with 

 No. M. 1399 ; from the Upper Eocene of Caylux. 



Purchased, 1884. 



M. 1790 Three fragments of the mandible, agreeing in size with 

 No. M. 1400 ; from the Upper Eocene of Caylux. 



Purchased, 1884. 



M. 1403. Fragment of the right ramus of the mandible, containing 

 the last three milk-molars, and m. 1 and m . 2 ', from the 

 Upper Eocene of Caylux. Purchased, 1884. 



M. 1403 a. Anterior portion of the right ramus of the mandible, 

 containing the alveoli of the incisors, canine, and pmTT, 

 and the other cheek-teeth, except m . 3, in a perfect con- 

 dition ; from the Upper Eocene of Caylux. This specimen 

 is larger than the mandible of No. M. 1400, and agrees 

 exactly in size with the cranium No. 1399. The length 

 of the space occupied by the last three premolars and the 

 first two molars is 0,0349. Purchased, 1884. 



