36 MISCELLANEOUS FOREST INSECTS. 



Series c6. 



Length 6.9 to 7 mm.; dark brown; pronotal punctures irregular, elytra without dis- 

 tinct anterior spots, but with distinct spots of yellow scales behind the middle, 

 interspaces 3 and 5 strongly elevated, and punctures of striae irregular. Laad- 

 ville, Colo., National Park, Wyo., and Black Hills, S. Dak., in Picea canadensis 

 thick bark on base of trees. Species index, 987. 



22. coloradensis n. sp., page 60. 



Length 6.5 mm.; black; protonal punctures coarse, regular, closely placed and rather 

 deep; elytra without anterior spots, but with small, rather distinct, posterior 

 ones, punctures of striae coarse, irregular, and smaller on the lateral area, inter- 

 spaces 3 and 5 reddish, strongly elevated, and broad. Arctic Circle, Alaska, and 

 Montsinsi in Picea engehnanni. Species index, 989. 



23. alascensis n. sp., page 61. 



Length 6 to 7.3 mm.; black; pronotal punctures dense, regular; elytra rarely with 

 small anterior white spots, but with small white spots behind the middle, inter- 

 space 3 very broad, interspacial rugosities not coarse, punctures of striae irregular 

 and not smaller on the lateral area. Marquette, Mich., Lake Superior region, 

 probably in Picea. Species index, 990 24. rotundatus Le Conte, page 61. 



Subsection b6. 



Punctures of elytral striae very irregular, spots of scales moderately distinct; pro- 

 notum not distinctly narrower than elytra Series c7, page 36. 



Punctures of elytral striae moderately irregular, spots of scales evident but small and 

 obscured by scattering Avhite or yellow scales; pronotum distinctly narrower 

 than elytra Series c8, page 36. 



Series c7. 



Length 6 to 7.7 mm.; gray; elytra and pronotum rather densely clothed with whitish 

 scales; elytra with rather distinct anterior and posterior spots, and punctures of 

 striae not very closely placed. Ouray, Colo., Alta and Park City, Utah, probably 

 in Abies ? Species index, ^ 74-9 82 25. burkei n. sp., page 62. 



Length 7.4 to 10 mm.; black; elytra and pronotum sparsely clothed with whitish 

 scales; elytra with anterior and posterior spots evident but small, and punctures 

 of striae very deep and closely placed. Mount Rainier, Wash., and Centsr- 

 ville, Idaho, in Abies lasiocarpa and Abies concolnr; also at Glacier, B. C. Species 

 index, ^ 81- 9 83 26. piperi n. sp. , page 62. 



Series c8. 



Length 4.8 to 5.7 mm.; black; beak moderately long; pronotum convex, without 

 dorsal irregularities. Maine to Lake Superior, in Abies balsamea. Species 

 index, ^72-988 27. dubivs Le Conte, page 63. 



Length 4.6 to 9.1 mm.; black; beak very long, even in the male; pronotum somewhat 

 flattened, and usually with dorsal irregularities, sometim(>s distinctly impressed 

 towards base. High mountains of North Carolina in Abies fraseri. Species 

 index, ,J 72- 9 100 28. fraseri n. sp. , page 63. 



DIVISION II. 



Elytral interspaces 3 and 5 not more elevated or broader than 2 and 4; beak short, 

 slender; pronotum broad, with sides behind the middle nearly parallel, and the 

 basal angles rectangular; punctures of elytral striae moderately coarse, regular; 

 posterior tibia of male fringed with long bristles. 



