108 THE SCOLYTID BEETLES. 



Distribution (fig. 68). (Hopk. U. S.) California: Alder Creek 

 Chester, Fulda, Lake Tenaya, Mariposa Grove, Millwood, Siskiyou 

 County, Soda Springs, Summerdale, Tioga Road, Wawona. Idaho 

 Boise County, Cedar Mountain, Centerville, Coeur d'Alene Nationa 



FIG. 67. Dendroctonus monticolse: Egg galleries and larval mines grooved In surface of wood. (Original.) 



Forest, Collins, Helena, Kootenai, Moscow Mountains, Sand Point, 

 Smith's Ferry, Weiser. Montana: Big Fork, Columbia Falls, Iron 

 Mountain, Lolo, Lewis and Clark National Forest, Missoula, Saltese. 

 Oregon: Ashland, Grants Pass, Joseph, Pokegama, Wallowa. Wash- 

 ington: Longmires Springs, Mount Rainier National Forest, Pialschie, 



