INDEX OF HOST TREES 



267 



Pine, ponderosa {continued) 



under bark of main trunk, etc. (continued) 

 bark beetles — {continued) 



Ips integer, 150 



Ips latidens, 148 



■•'Ips oregoni, 150 



Ips ponder osae, 146 



Orthotomicus ornatus, 153 

 bark weevil, Pissodes californicus, 178 

 flatheaded borers — 



Melanophila acuminata, 172 



■■'Melanophila calif ornica, 170 



Melanophila consputa, 172 



Melanophila gentilis, 170 

 pitch moth, Vespamima sequoiae, 178 

 roundheaded borers — 



Acanthocinus obliquus, 174 



Acanthocinus spectabilis, 174 

 Pine, Rocky Mountain ponderosa (Pinus pon- 

 derosa scopidorum) — 

 in cones or seeds — 



cone beetle, Conophthorus scopulorum, 19 

 cone moths — 



Dioryctria abietella, 22 



Diorcyctria xanthoenobares, 20 

 in smaller limbs, twigs, or trunk — 

 aphids — - 



Cinara spp., 57 

 chermes, Pineus coloradensis, 62 

 flatheaded borers — 



Chrysobothris spp., 190 



Chrysophana placida, 47 

 pitch nodule moths — 



Petrova edemoidana, 52 



Petrova luculentana, 52 

 roundheaded borer, Oeme costata, 47 

 scales — 



Matsucoccus californicus, 64 



■'•'Matsucoccus vexillorum, 64 

 tip moths — 



Rhyacionia frustrana bushnelli, 50 



Rhyacionia neomexicana. 50 

 twig beetles — 



Myeloborus spp., 37 



Pityophthorus confertus, 37 



Pityophthorus confinis, 37 



Pityophthorus tuberculatum, 37 



Pityophthorus spp., 37 

 twig moths — - 



Dioryctria abietella, 49 



Dioryctria ponderosa, 48 



Dioryctria zimmermani, 49 

 twig weevil, Pissodes schwarzi, 41 

 in wood — ■ 



ambrosia beetles — - 



Gnathotrichus aciculatus, 185 



Gnathotrichus denticulatus, 185 



Xyleborus scopulorum, 186 

 carpenter worm, Givira lotta, 200 

 flatheaded borers — 



Buprestis nuttalli, 189 



Buprestis rusticorum, 189 



Buprestis subornata, 189 



Chalcophora angulicollis, 187 



Chrysobothris dentipes, 191 

 roundheaded borer, Asemum atrum, 195 

 on leaves — 



aphid, Schizolachnus tomentosus, 56 

 galls — 



Contarinia coloradensis, 70 



Dicrodiplosis gillettei, 70 

 leaf chewers — 



Coloradia doris, 85 



Halisidota ingens, 88 

 needle miners — 



Recurvaria morenella, 110 



Recurvaria pinella, 111 

 sawfly, Neodiprion gillettei, 120 

 scales — 



Matsucoccus degeneratus, 64 



Matsucoccus secretus, 64 

 under bark of main trunk or branches — 

 bark beetles — ■ 



"Dendroctonus barberi, 133 



"Dendroctonus approximatus, 135 



■■'Dendroctonus arizonicus, 135 



Pine, Rocky Mt. ponderosa (continued) 



under bark of main trunk, etc. (continued) 

 bark beetles — (continued) 



■'Dendroctonus convexifrons, 134 

 "Dendroctonus ponder osae, 130 

 Dendroctonus valens, 142 

 Hylastes longus, 155 

 Hylastes macer, 155 

 Hylurgops lecontei, 154 

 Hylurgops porosus, 154 

 Hylurgops subcostulatus, 154 

 Ips cloudcrofti, 148 

 Ips integer, 150 

 Ips knausi, 148 

 ■'■'Ips lecontei, 147 

 Ips ponderosae, 146 

 Orthotomicus ornatus, 153 

 Pityogenes carinidatus, 152 

 bark weevil, Pissodes tvebbi, 178 

 flatheaded borer, Melanophila gentilis, 170 

 Pine, shore (Pinus contorta) — 

 attacking needles — 



leaf chewer, Halisidota argentata, 87 

 in cones or seeds — ■ 



cone beetle, Conophthorus contortae, 19 

 cone borer, Paratimia conicola, 23 

 in smaller limbs, twigs, or trunk — 



roundheaded borer, Opsimus quadriline- 



atus, 47 

 tip moth, Rhyacionia pasadenana, 51 

 twig beetle, Pityophthorus nitidulus, 37 

 twig moth, Dioryctria abietella, 49 

 in wood — 



flatheaded borers — - 



Buprestis aurulenta, 188 

 Buprestis nuttalli laeviventris, 189 

 roundheaded borer, Asemum atrum, 195 

 under bark of main trunk or branches — 

 bark beetles — 



Hylastes nigrinus, 155 

 Hylurgops rugipennis, 154 

 Hylurgops subcostidatus, 154 

 Ips integer, 150 

 Ips plastographus, 150 

 Ips radiatae, 151 

 Pseudohylesinus sericeus, 155 

 bark weevil, Pissodes radiatae, 178 

 Pine, singleleaf pinyon (Pinus monophylla)- — 

 attacking needles — 



sawfly, Neodiprion rohweri, 120 

 scale, Matsucoccus acalyptus, 64 

 in cones of seeds — - 



cone beetle, Conophthorus monophyllae, 19 

 cone moth, Dioryctria albovittella, 20 

 in smaller limbs, twigs, or trunk- — ■ 

 chermes, Pineus coloradensis, 62 

 flatheaded borer, Chrysophana placida, 47 

 pitch nodule moth, Petrova monophylliana, 



52 

 scales — 



Desmococcus captivus, 66 

 Desmococcus sedentarius, 66 

 Matsucoccus monophyllae, 64 

 twig beetles — 



Pityophthorus confertus, 37 

 Pityophthorus tuberculatus, 37 

 Pityophthorus spp., 37 

 in wood — ■ 



flatheaded borer, Buprestis nuttalli lae- 

 viventris, 189 

 under bark of main trunk or branches — ■ 

 bark beetle, -'Ips confusus, 146 

 Pine, sugar (Pinus lambertiana)- — 

 attacking needles- 

 bud moth, Choristoneura fumiferana, 102 

 sawfly, Neodiprion edwardsii, 120 

 scales — 



Nuculaspis californica, 63 

 Phenacaspis pinifoliae, 63 

 in cones or seeds — 



cone beetle, Conophthorus lambertianae, 19 

 cone moth, Dioryctria abietella, 22 

 in smaller limbs, twigs, or trunk — 

 aphid, Cinara spp., 57 

 chermes, Pineus coloradensis, 62 



