NEW SPECIES OF AMERICAN QUADRUPEDS. 73 
with light lufous; from the end of the vertebral to 
the extremity, the hairs are black, a few of them 
are tipt with light rufous. 
The number of species under the subgenera 
Spermophilus and Tamius, and the uniformity of 
character which they present, would, I conceive, 
warrant us in adopting them as true genera. 
List °f Q uadr upeds procured by Mr. Townsend , and 
sent to the Academy of Natural Sciences. 
1. Scalops Townsendii, (described above.) 
2. Meles labradoria. 
3. Mustela ( putorius ) ermina ? 
This specimen is in summer colors. The feet 
are white, possibly the commencement of a chano-e 
to its winter pelage. 
4. Canis. 
5. Arvicola Townsendii, (described as above.) 
6. Arvicola oreganii, (described as above.) 
7. Neotoma Drummondii. 
8. Mus leucopus ? 
Severn! very striking varieties, if not new species, 
y. Menones labradorius. 
This quadruped is correctly described by Rich- 
ardson. In the specimen originally noticed by 
Sabine, the tail was short, which has been given 
W 1 ^ f aracters - The tail, however, is even 
it £ beltT^fn ° f the GeRBILLUS ^nadensis, and 
tail had h 6d that the s P ecimen of Sabine the 
to the wholffamily ofir Very C ° mm ° n 
vol. viii. — 1839. 10 
