THE GENUS DENDROCTONUS. 



125 



Ouray, Palmer Lake, San Isabel National Forest, San Juan National 

 Forest, Saguache. Idaho: Beaver Canyon, Centerville, Bailey, 

 Henrys Lake National Forest, Kooskia, Kootenui, Pioneerville, 

 Priest River, Sand Point, Smiths -Ferry, Stites. Montana: Belton, 

 Bo/eman, Middle Creek (Gallatin County), Ovando. New Mexico: 

 Capitan, Cloudcroft, Sacramento National Forest, Santa Fe ; Ver- 

 mejo. Oregon: Corvallis, Detroit, Grants Pass, Newport, Slate 

 Creek, St. Helena. Utah: Panguitch. Washington: Ashford, Buck- 

 rve, De> Moines, Dole, Gray's Harbor City, Hoquiam, Junction, 

 Kent, Keyport, Meredith, New London, North Bend, Orting, 

 Pialschie, Port Angeles, Port Williams, Pullman, Puyallup, Rock 



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FIG. 78. Dcndroctonus pseudotsugse: Distribution map. (Original.) 



Creek, Satsop. Additional localities from other collections: (Le Conte) 

 Vancouver, B. C. (U.S.N.M.) Easton, Wash. ( H. & S.) Hood 

 River, Oreg; Beaver Canyon, Idaho. (D. A.) Mount Angel, Oreg. 

 (Soltau) Seattle, Wash. (Wickham) Leavenworth Valley and 

 Kalispell, Mont. 



Host trees. Pseudotsuga taxifolia, P. macrocarpa, and Larix 

 occidentalis. 



Identified specimens. Le Conte, 6 specimens (1 under rufipennis, 

 5 under D. similis); Horn, 2; A. E. S., 5; Dietz, 2; U.S.N.M., 7; 

 H. &. S., 2; Soltau, 3 ; Webb, 21; Wickham, 2; Laurent, 1; D. A., 5; 

 Hamilton, 1 ; Hopk. U. S., over 700 specimens, including all stages and 

 work. 



