274 



GENERAL INDEX 



Beetles (continued) 

 oak timber, 186 

 ostomatid, 133 

 peppergrass, 210 

 pine, 131 



Arizona, 127, 135 



Colorado, 127, 135 



Jeffrey, 127, 140 



lodgepole, 127, 141 



mountain, 9, 109, 127, 129, 135, 137, 140. 

 148, 149, 166, 219, 235, 239, 240, 242, 

 244 



roundheaded 127, 13k 



southwestern, 127, 133 



western, 8, 127, 129, 132, 141, 147, 171, 

 215, 219, 232, 234, 240, 241, 244 

 powder-post, 182, 203, 205, 206 



softwood, 206 

 predaceous, 94, 216 

 red turpentine, 122, 11,2, 150, 214 

 sarcophagid, 94 

 scarabaeid, 125 

 skeletonizing, 122 

 sour sap, 154 

 spruce — 



Alaska, 127, 164 



Engelmann, 9, 127, 129, 163 



four-eyed, 166 



Sitka, 127, 164 

 twig, 33, 36, 214 



cedar, 39 



fir, 38 



oak, 39 



pine, 37 

 willow-leaf, 124 

 wood-boring, 187, 191 

 Beneficial insects, 14, 216 

 Benzene hexachloride, 109, 139, 164, 222, 241 

 Birds, 215, 220 

 Birdseye pine, 71 

 Black check, 202 

 Blight, parch, 13 

 Borers — 

 alder, 200 

 bark, 126 



ponderosa pine. 174 

 blazed-tree, 198 

 cable, lead, 205 

 cedar — 



amethyst, 175 



flatheaded, 190 



western, 190 

 cone, 17, 18, 23 

 cottonwood-crown, 200 

 flatheaded, 35, 129, 169-172, 181, 187-191 



California, 170 



cedar, 190 



cone, 23 



fir, 171 



pine, 170 



twig, 46 

 pine — 



black-horned, 194 



flatheaded, 170 



sculptured, 187 

 pinhole, 182 

 ponderous, 192 

 poplar, 174 

 poplar and willow, 198 



roundheaded, 35 

 191-198, 216 

 cone, 23 

 fir, 173 



larch, western, 173 

 spruce — 

 black, 195 

 limb, 196 

 tree, blazed, 198 

 twig, 33, 41, 46, 195 

 wood — 



flatheaded, 187-191 

 metallic, 169 



roundheaded, 180, 191-198 

 Bostrichidae, 203 

 Bostrichid, Stout's, 205 

 Brachyrhinus ovatus, 29 

 Brothylus gemmulatus, 198 



129, 173-76, 180, 181. 



Bruchus, 27 



Bucculatrix albertiella, 116 

 Bud insects, 35 

 Budworms, 80, 102 



black-headed, 55, 77, 80, 101, 105 



spruce, 9, 11, 55, 74, 80, 102-105, 112 

 Bugs — 



June, 28 



predaceous, 94 



spined soldier, 90 

 Bumble bees, 207 

 Buprestid, golden, 188 

 Buprestidae, 46, 169, 187 

 Buprestis — 



adjecta, 189 



aurulenta, 188 



confluenta, 189 



connexa, 189 



gibbsi, 189 



intricate/,, 189 



laeviventris, 189 



langi, 188 



nuttalli, 189 



rusticorum, 189 



subornata, 189 



viridisuturalis, 189 

 Burning. See Control, burning. 

 Butterflies, 14, 114 



cabbage, 82 



lycaenid, 206 



tortoise-shell, California, 78, 210 



pine, 9, 77, 79, 80 

 Cacoecia. See Choristoneura. 

 Calcium arsenate, 30, 221 

 Calcium cyanide, 25, 27 

 Callidium — - 



antennatum, 194 



californicum hesperum, 47, 194 



juniperi, 47 



pallidum, 195 



pseudotsugae, 47 



sempervirens, 47 



sequarium, 47 



Vancouver ense, 47 

 Cambium feeders, 73, 126 

 Cameraria — 



agrifoliella, 116 



alnicolella, 116 



umbellulariae, 116 

 Camponotus, 206 



herculeanus ligniperdus — 

 noveleoi-acensis, 34 

 modoc, 34 

 Carabidae, 216 



Carbon disulfide, 25, 27, 31, 207 

 Carbon tetrachloride, 25 

 Carphoborus, 37, 38 

 Caterpillars — 



defoliating, 75 



false, 116 



male seed, 18, 26 



range, 210 



tent, 76, 79, 94 

 blue-sided, 95 

 California, 95 

 eastern, 95 

 forest, 94 



Great Basin, 95, 210 

 western, 95 

 Catfaces, insect-caused, 142 

 Cecidomyiidae. See Itonididae. 

 Centipedes, 14, 31 

 Cerambycidae, 46, 47, 173, 191 

 Cerambycids, wood-boring, 191-198 

 Cercopidae, 66 

 Chalcid seed, 17, 18, 24 

 Chalcophora angidicoUis, 187 

 Cheilosia — 



Alaskensis, 202 



hoodiana, 203 

 Chermes, 55, 58, 69 



cooleyi, 58, 61, 62 



hemlock, 60 



oregonensis, 59 



piceae, 59, 69 



tsugae, 60 

 Chilopoda, 14 



