150 CARNIVORA. 
Subfamily Ursin a. 
As already mentioned, it is difficult to say whether the genus 
_ Dinocyon should be referred to the present or the preceding sub- 
family. 
Genus DINOCYON, Jourdan". 
Dentition :—I. :, C. as Pm. :, M. — The dentition is very 
similar to that of Hycenarctos, the most important difference being — 
the more dog-like form of the upper true molars. 
Dinocyon thenardi, Jourdan’. 
Hab. France. 
41140. Cast of the hinder part of the left ramus of the mandible, 
showing the carnassial and the two tubercular molars. 
The original of this specimen, which is one of the types of — 
the genus and species, was obtained from the Middle 
Miocene of Grive-St.-Alban (Isére), France, and is pre- 
served in the Museum of Natural History at Lyons. It 
is figured by Filhol in the Arch. Mus. Lyon, vol. 11. 
pl. ii. figs. 4, 5. Purchased, 1868. 
Genus HY ZENARCTOS, Falconer and Cautley *. 
Syn. Agriotherium, A. Wagner + (teste P. Gervais). 
Ampluarctos, Blainville *. 
Stwalarctos (Sivalours), Blainville °. 
Fiyzenarctos sivalensis, Falconer and Cautley’. 
Syn. Ursus sivalensis, Falconer and Cautley °. 
Agriotherrum sivalense, Wagner. 
Amphiarctos swalensis, Blainville. 
Swalarctos swalensis, Blainville. 
Bee, Ba 3 2 
Dentition :—I. 5, C. 5, Pm. 5, M. 5. 
Hab. India. 
* Comptes Rendus, vol. liii. p. 962 (1861). * Loe. cit. 
° In Owen’s ‘ Odontography,’ p. 505 (1840-45). For the history of this 
genus see ‘ Palzontologia Indica,’ ser. 10, vol. ii. p. 219. 
* Gelehrte Anzeigen, 1837. The present writer has been unable to find the 
passage. 
° Ostéographie, genus Subursus, p. 102 (1841). 
* Comptes Rendus, vol. xiii. p. 165 (1841); Ostéographie, genus Sud- 
wrsus, p. 114 (1841). 
” Asiatic Researches, vol. xix. p. 193 (1836), Ursus. 
© Loc, cit. 
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