F 20 Provincial Museum Report. 1915 



REVISED LIST OF MAMMALS COLLECTED IN THE OKANAGAN VALLEY 



IN 1913. 



By E. M. Anderson. 



(Identified by the Biological Survey of Washington, D.C.) 



Streatok's Chicaree, Squirrel (Sciurus hudsomcus streatori, Allen). 



Common throughout the Okanagan Valley. Specimens collected at Penticton on April 

 8th and at Okanagan Falls from April 1 5th to June 6th. Twenty -three specimens preserved. 



Allied Chipmunk (Eutamias affinis, Allen). 



Very abundant at Okanagan Falls. A large series taken in April, May, and June in the 

 various points collected at. Thirteen specimens preserved. 



Columbian Spermophile (Citellus columbianus, Ord.). 



Common on nearly all of the foot-hills throughout the valley. Secured specimens at 

 Schoonover Mountain on April 20th, May 20th, and June 1st to 15th. Ten specimens 

 preserved. 



Dusky Flying Squirrel (Sciuropterus alpinus fuliginosus, Rhoads). 



One taken at Shuttleworth Creek on May 10th. Three others were secured at Schoonover 

 Mountain on June 1st, 3rd, and 6th. Four specimens preserved. 



Yellow-bellied Marmot, Woodchuck (Marmota flaviventer averus, Bangs). 



Specimens taken at Shuttleworth Creek (Okanagan Falls) on April 15th, May 20th, and 

 June 12th. Abundant throughout the valley. Six specimens preserved. . 



House Mouse (Mus musculus, Linnseus). 



Common at Penticton and Okanagan Falls. Three were collected at Penticton on April 

 8th and 15th. One taken at Okanagan Falls on April 19th. Abundant at abandoned railway- 

 construction camps throughout the valley. 



Ashcroft, Deer Mouse (Peromyscus maniculatus artemisice, Rhoads). 



This is the commonest mouse in the Okanagan Valley. Adults collected at Penticton on 

 April 15th; at Okanagan Falls in May and June. Twenty specimens preserved. 



Mountain Mouse (Peromyscus oreas, Bangs). 



Found it only at Vaseaux Lake, where it frequented our camp. One male taken on May 

 20th and three females on May 27th. Four specimens preserved. 



Western Bushy-tailed Wood Rat (Neotoma cinerea occidentalism Baird). 



Common in old cabins and mountain rock caves, etc. Specimens taken at Okanagan 

 Falls on April 15th, collected at Schoonover Mountain on June 3rd and 4th, and a young 

 male taken at Vaseaux Lake on June 18th. 



Mountain Vole (Phenacomys orophilus, Merriam). 



Two males taken at Schoonover Mountain (Okanagan Falls) on April 24th and June 1st. 

 Two specimens preserved. 



Grey Meadow Vole (Microtus nanus canescens, Bailey). 



Taken at Schoonover Mountain (Okanagan Falls) on April 21st, June 5th, 6th, and 7th. 

 Four specimens preserved. 



Cantankerous Meadow Vole (Microtus mordax, Merriam). 



Abundant in the mountain sections. Collected at Schoonover Mountain, Okanagan 

 Falls, April 22nd to 25th ; at Vaseaux Lake, May 26th ; Schoonover Mountain, June 1st. 



Swarth's Pocket Gopher (Thomomys fuscus, Merriam). 



Abundant throughout the valley. Taken at Schoonover Mountain on June 3rd and at 

 Penticton on June 3rd and 4th. Very common in the orchards near Penticton. Six speci- 

 mens preserved. 



