482 The Creodonta. [May, 
found in the Puerco. A species (O. galliæ) has been recently de- 
tected in the Eocene of France by M. H. Filhol. 
The dentition of the Oxyzenas indicates sanguinary habits 
gym ' (Fig. 25). From the meas- 
urements, which are con- 
firmed by'more than one 
other skeleton, it can be 
seen that there is in the 
Oxyena forcipata (Fig. 3, 
p. 260), a remarkable dis- 
proportion between the 
size of the skull and that 
of the limbs. While the 
dimensions of the jaws 
are like those of the jt 
guar, those of the limbs 
do not exceed those of the 
cheetah, while the digits 
G. 26.— Oxyena forcipata Co e plicio are not only much so 
foot and (a) pests r tke Daai. natural, ás those of a plantigrade 
size. Figs 6, calcaneum, c, astragalus; æ, cu- animal, but are more slen- 
below. Figs. fgh i . The ungual phalange 
bones; 4,ungual phalange from above, right side pres erved, shows that the 
Horn, Wyoming. Original, from the Report U. claws had no prehens! 
S. Geol. Survey Terrs., F. V. Hayden, Vol. 111. power, an d were not " 
tive as weapons or for digging. This is a further indication that 
the species of Oxyæna were aquatic in their habits. 
But one species of the genus Protopsalis is know 
Cope, which shares with the Mesonyx ossifragus t 
being the largest of the Creodonta. It is from the 
beds, which possess a fauna mainly of Bridger character, but 
an admixture of Wasatch forms. 
tarsal, approximates this genus to the Felidæ more 
to any other family of existing Carnivora. The rẹ 
in the sectorial (Fig. 27 a) is, however, probably aet . 
is not the same tooth as the sectorial of the CamivO® E 
resemblance in the metatarsal is real, as the characters are aint l 
those of Canide or Hyznide, The feet are wi arenity $ , 
than in many of the Creodonta, as the proximal 
n, the Z. tigrims 
he distinction of 
Wind Rive 
a 
er meta 
The form of the sectorial tooth, together with that eer than 
