UNIVERSITY OF CALIFORNIA PUBLICATIONS 



IN 



ZOOLOGY 



Vol. 7, No. 6, pp. 201-204 February 18, 1911 



TWO NEW SPECIES OF MARMOTS PROM 

 NORTHWESTERN AMERICA 



BY 



H. S. SWAETH 

 (Contribution (rom the Museum of Vertebrate Zoology of the University of California) 



Of the two species of marmots described in the following 

 pages, one, Marmota vancouverensis, is based upon specimens 

 secured on the Alexander Expedition to Vancouver Island in 

 1910. The other, Marmota ochracea, upon two skins included in 

 a, collection of birds and mammals made by C. L. Hall in the 

 Yukon Region, Alaska, svibsequently acquired by the University 

 of California as a gift from Mrs. Phoebe A. Hearst, and now a 

 part of the collection of the California Museum of Vertebrate 

 Zoology. 



Marmota vancouverensis, new species. 

 Vancouvee Island Marmot. 



Type. — Female adult; no. 12094, Univ. Calif. Mus. Vert. 

 Zool.; Mt. Douglas (altitude 4,200 feet), twenty miles south of 

 Alberni, Vancouver Island, British Columbia; July 8, 1910; 

 collected by B. Despard; orig. no. 30; skin and complete skeleton. 



Diagnostic Characters. — Belongs to the caligata group; 

 about the size of M. caligata or M. olympus, but differing widely 

 from either in coloration; differs cranially from M. caligata. 

 (No skulls of M. olympus are at Jiand.) 



Coloration. — Dark brown above and below, varying through 

 shades from burnt umber to seal brown, in some lights appearing 

 almost black ; tip of nose and chin, and an irregular streak along 



