GENERAL INDEX 



[Exclusive of host references listed on pp. - . Page numbers in italics 

 denote principal references.] 



Abebaea subsylvella, 116 

 Acanthocinus 

 obliquus, 174 

 spectabilis, 174 

 Acleris variana, 80, 105 

 Acmaeodera, 191 

 Acossus populi, 200 

 Adelges. See Chermes. 

 Aegeria 



apiformis, 200 

 tibialis pacifica, 200 

 Aegeriidae, 178, 200 

 Aglais. See Nymphalis. 

 Agrilus 



angelicus, 46 

 anxius, 46 

 arbuti, 46 

 bilineatus, 46 

 politus burkei, 46 

 politus politus, 46 

 Aldrin, 209 

 Allomyia juniperi, 70 

 Alniphagus aspericollis, 128, 169 

 Altica, 78, .m 

 ambiens, 123 

 Ambrosia beetles. See Beetles. 

 Anobiidae, 203 

 Anoplonyx, 78 

 laricivorus, 120 

 occidens, 120 

 Anthaxia aeneogaster, 47 

 Ants, 16, 56, 206, 239 



carpenter, 32, 34, 180, 182, 20<J 

 white. See termites, 

 wood, 206 

 Apanteles solitarius, 94 

 Aphids, 14, 16, 27, 35, 206 

 balsam woolly, 59, 74 

 bark, 57 

 bark gall, 58, 69 

 control, 32, 55, 56, 58, 222 

 Cooley spruce gall, 58 

 gall, 58 



Monterey pine, 56 

 needle, 56 

 root, 32, 3.4 

 spruce, 56 

 woolly pine, 61 

 Aphrophora permutata, 67 

 Arachnida, 14, 55 

 Archips. See Choristoneura. 

 Arctiidae, 87 

 Argyresthia, 80, 112 

 arceuthobiella, 113 

 cupressella, 112 

 franciscella, 113 

 libocedrella, 113 

 pilatella, 112 

 trifasciae, 113 

 Argyrotaenia, 80, 106, 108 

 citrana, 108 

 pinatubana, 106 

 Arhopalus 



asperatus, 195 

 productus, 195 

 Armyworms, 210 

 Arsenicals, 77, 118, 207, 209, 221 

 Asemum 

 atrum, 195 

 mokelumne, 196 

 nitidum, 196 

 Aspidiotus. See Nuculaspis. 

 Atintia 



dorsalis, 176 

 hoppingi, 176 

 huachucae, 176 

 maritima, 176 

 Augumonoctenus libocedri, 23 



Bacteria, 13, 215 

 Balaninus. See Curculio. 

 Barbara, 18, 21 

 colfaxiana, 21 

 ulteriorana, 21 

 Bark beetles, 126, 129-169, 181 

 alder, 169 

 ash, 128, i£9 

 birch, 169 

 broadleaf trees, 169 

 cedar, 167 

 characteristics, 129 

 control, 217, 220, 225, 231, 233, 244 

 cypress, 168 

 detection, 227 

 Douglas-fir, 155 

 fir- 

 grand, 162 

 noble, 162 

 root, 162 

 hemlock, 166 

 injury diagnosis, 126 

 juniper, 167 

 larch, 167 

 losses, 5-11, 129 

 oak, 128, 169 

 outbreaks, 227 

 pine, 131 



protection from, 225, 231 

 redwood, 168 

 root, 32, 35, 162 

 secondary, 154 

 sequoia, 168 

 shrub, 39 

 spruce, 163 



four-eyed, 166 

 supression of, 233 

 surveys, 227-30 

 twig, 37, 38 

 western balsam, 163 

 western cedar, 167 

 Bark-injury diagnosis, 126 

 Bark insects, 73, 126 

 Bark lice. See Aphids, bark. 

 Bark maggots, 201 

 Bark miners, 73, 75, 126 

 Bark moths, 34, 53 

 Bark scorch, 13 

 Bees, 207 

 Beetles- 

 alder flea, 123 

 ambrosia, 180, 181, 182 

 attraction, 241 

 barber, 142 



bark. See Bark beetles. 



Black Hills, 127, 129, 139, 235, 239, 242, 244 

 clerid, 133, 137, 234 

 click, 30 

 cone, 17, 18 

 cottonwood leaf, 124 



Dendroctonus, 131, 144, 149, 150, 153, 242 

 defoliating, 122 

 Dicera, 189 



Douglas-fir, 91, 127, 155, 166 

 engraver, 10, 214, 240 

 fir, 157-160, 231 

 hemlock, 166 

 larch, 167 



pine, 73, 131, lh3-15h 

 Sitka spruce, 165 

 wood, 152-154 

 flea, 123 

 Ips. See Ips. 

 June, 28 

 leaf, 78, 122-125 

 lion, 196 



long-horned, 47, 173, 191, 197 

 Lyctus, 204 



273 



