318 ADDENDA. 



Cebochcerus minor, Gervais 1 . 



This is the smallest species of the genus, and is characterized by 

 the presence of only three roots to the upper true molars. 

 Hob. France. 



M. 1837. Fragment of the left maxilla, containing m. 1 (broken) 

 and m-J2 ; from the Upper Eocene of Lamandine-Basse, 

 near Caylux (Tarn-et-Garonne), France. This specimen 

 agrees precisely with the one figured by Filhol in the 

 Ann. Sci. Geol. vol. viii. pi. xiv. fig. 287. 



Purchased, 1884. 



Family SUID^E (page 250). 



Genus HYOTHERIUM (page 253). 

 Hyotherium typum (page 254). 



M. 1838. Part of the right ramus of the mandible, with the three true 

 molars ; from the Upper Eocene of Bach, near Lalbenque 

 (Lot), France. Purchased, 1884. 



M. 1835. Part of the symphysis and right ramus of the mandible ; 

 from the Upper Eocene of Caylux (Tarn-et-Garonne). 



Purchased, 1884. 



M. 1840. Part of the right ramus of the mandible, with ETs; from 

 Bach. Purchased, 1884. 



M. 1395. Part of the left ramus of the mandible with ^72 and ^~3; 

 from the Upper Eocene of Caylux. The length of m . 3 is 

 0,017, and that of ^2 0,013. PurcMsed, 1884. 



M. 1395 a. Fragment of the right ramus of the mandible, with 

 pm. 3, pm. 4, and m. 1 ; from the Upper Eocene of Caylux. 

 The length of ^71 is 0,012. Purchased, 1884. 



1 Zool. et Pal. G6n6rales, sit. 2, p. 48 (1876). 



