(ox 
21. The Sitka Spruce Tomicus. 
Tomicus concinnus Mann. 
Excavates irregular central chambers, and three or four short curved galleries, in 
partly living bark of injured, dying, and recently felled Monterey pine, shore pine, 
and Sitka spruce. Coast region, middle California to Alaska. 
Exuisit: Adult and work. 
22. The Oregon Tomicus. 
Tomicus oregoni Eichh. 
Excayates two or three longitudinal galleries from a small central chamber in the 
bark of living, injured, dying, and recently felled western yellow pine, lodgepole 
pine, silver pine, and probably other pines in the Northwest. Destructive to the 
western yellow pine in western Idaho. 
Exurpir: Adult and work. 
23. The Western Five-Spined Tomicus. 
Tomicus confusus Lec. 
Excavates one to three long longitudinal galleries from a medium-sized central 
chamber in the living bark of injured, dying, and recently felled western yellow pine. 
Mount Shasta, California, and Grants Pass, Oregon; also recorded from southern 
California and Arizona. 
Exuipit: Adult and work. . 
CASH 4. 
24. The Silver Pine Tomicus. 
Tomicus n. sp. 
Excavates very long, straight, longitudinal, and transverse curved galleries from a 
large central chamber in the bark of living, injured, dying, and recently felled moun- 
tain or silver pine and sugar pine. Grants Pass, Oregon, and Kootenai, Idaho. 
Common and evidently a destructive species. 
Exursit: Adult and work. 
25. The Four-Spined Tomicus. 
Tomicus integer Eichh. 
Excavates several longitudinal primary galleries from a large central chamber in 
living bark of western yellow pine and lodgepole pine. Eastern Washington; also 
recorded from California, Washington, and Colorado. 
Exuisir: Adult and work. 
CASH 5. 
26. The Sugar Pine Wood-Engraver. 
Carphoborus n. sp. 
» 
Excavates several long, curved, longitudinal galleries in the surface of the wood 
from a deep central chamber in injured or dying sugar pine, western yellow pine, 
Douglas spruce, and Sitka spruce. Grants Pass, St. Helen, and Ahlers, Oregon; 
also middle California. 
Exuisit: Adult and work. 
27. The Western Cedar Bark-Beetle. 
Phleosinus punctatus Lee. 
Excayates a single straight longitudinal or curved subtransverse gallery from a 
basal chamber in the living bark and surface of wood of injured, dying, and recently 
felled giant arborvitze, incense cedar, and Port Orford cedar. California to northern 
and eastern Washington and Rocky Mountain region. Common. 
Exuisir: Adult and work. 
28. The Sitka Spruce Dolurgus. 
Dolurgus pumilis Mann. 
_Excavyates irregular, confused galleries in dying and dead bark of dead and felled 
Sitka spruce. Southern and central Oregon. 
Exatsir: Adult and work. 
