Vol. Xltl. pp. 151 152 June 13, 1900 



PROCEEDINGS 



OF THE 



BIOLOGICAL SOCIETY OF WASHINGTON 



DESCRIPTIONS OF TWO NEW MAMMALS FROM 



CALIFORNIA. 



1!Y ('. HART MEUUIAM. 



Sciuropterus oregonensis Stephens! subsp. nov. 



CALIFORNIA t'OAST FLYIN(4 SQUIRREL. 



Type from Slierwood, Mendocino Co., Calif, (alt. 2500 ft.) No. 09,830 ? 

 yj,'. ad., C. S. Nat. Mus., Biological Survey Coll. Collected May 10, 

 1894, by F. Stephens. Orig. No. 2;307. 



Chdrdcttrs. — '^\m\\-A\ io oregonenxis hwi smaller and paler; underparts 

 and underside of tail without trace of fulvous suffusion. Slcull smaller; 

 occipital region much more strongly decurved; frontals narrower inter- 

 orbitally and broader posteriorly: nasals and premaxillte narrower pos- 

 teriorly. 



M('nsur(iiie)itx. — Type specimen. 9 ad: Total length 277; tail vertebrte 

 i:n; hind foot 37. 



lU'iiiarhx. — In coloi'ation tliis subspecies resembles kldiiKdlioiKix much 

 more closely than orctjonenKU, but it is slightly darker than Jdamathends 

 and has much smaller ears and audita! bulhe. 



Procyon pallidus sp. nov. 



DESKKT RACCOON. 



Type from New River. Colorado Desert, Calif. No. 99,272 9 ad., U. S. 

 Nat. Mus., Biological Survey Coll. Collected Oct. 10, 1899 by F. 

 Stephens. Orig. No. 2246. 



C'!i(irn('tefx. — Size medium: coloration luiiForm pale gray, very much 

 paler ai\d grayer than any other known form; head markings relatively 

 narrow, tlie dark dividing the wiiite bar between the eyes less distinctly 

 black than in the other species. There is no yellowish suffusion in the 

 pelage anywhere, not eNen on the tail. The tail rings may be traced all 



:«— Bioi, Soc. Wash. Vol. XIII, 1900. (151) 



