174 FELID2. 
CARNIVORA. FELID. 
Machairodus megantereon, 4 nat. size. Auvergne. 
Genus. MACHAIRODUS. 
Ursus cultridens, Cuvier, Ossemens Fossiles, 4to. 1824, vol. 
v. pt. il. p. 517. 
Ursus trepanodon, Nest1, Lettera terza dei alcune ossa fossili 
non peranco descritte, al S. Prof. Paolo 
Savi, 8vo. Pisa, 1826. 
Ursus cultridens Tssiodorensis, CroizeT ET JoBERT, Ossemens fossiles du 
Puy-de-Dome, p. 200, 1828. 
Felis cultridens, Bravarp, Monographie de deux Felis 
d’Auvergne, p. 143, tab. i. fig. 10, 13, 
1828. 
Machairodus, Kaup, Description d’Ossemens Fossiles du 
Muséum de Darmstadt, 2de Cahier, 1833. 
Stencodon, CroizerT, cited by Geoffroy in ‘ Réyue En- 
cyclopédique,’ tom. lix. 1833. 
Ursus cultridens, Owen, Report of British Association, 1842. 
Tur most remarkable of all the fossil teeth of large car- 
nivorous Mammalia that have been hitherto discovered are 
the long, curved, compressed canines, the crowns of which, 
with finely serrated margins, more nearly resemble those of 
