INDEX. Ill 



Mnnohaiiinnts xi-iitilldtiis. l)il)lio<jra|)hif' rcfcrciici- 5(i 



titillntnr 41-56 



adult, description 45 



bibliography 56 



character of insect 45-49 



condition of trees attacked 43 



distribution 43 



('<i;f;, description ;5 



habits _ 51-53 



history 42-43 



host plants 43 



injury to storm-felled timber 44 



larva, description 45, 47-^8 



loss, pecuniary 45 



nat ural enemies 53-54 



pupa, description 48-49 



remedies 54-56 



summary ' 56 



seasonal history 49-50 



Mortar against locust borer 5, 6 



Natural enemies and factors in control of insects injurious to forests and forest 



product.s 85-87 



Needs in forest entomology 89-91 



Nematus erirh-smii causes death of large trees 60 



Neophasin menapia, defoliation of pine followed by work of Dendroctonus brevi- 



comi.s 20 



Oak, injuries to the wood of dying and dead trees by insects 64 



living trees by Eupsalis minuta 60 



manufactured unseasoned, injuries by ambrosia beetles 65 



red. injuries to wood of living trees by Lymeri/lon sericeurn 61 



Prionoxystus 61 



rock, injuries to wood of living trees by Corthylus columbianus 61 



seasoned products in yards and storehouses, injuries by powder-post 



beetles 66 



tanbark, injuries by insects 66 



prevention 83 



timber worm. (See Ekpsalis minuta.) 



white, injuries to wood of li\-ing trees by Corthylus cnluwbiauu.t (il 



Prionoxystus 61 



Oaks, injuries to wood of living trees by Lymerylon sericeurn 61 



Prionoxystus 61 



Oars, injuries by insect.'*, prevent ion 82 



pow<ler-post beetles, prevention 83 



"Patchworm" in timber cau,><ed by ('nrthi/luscnliimbiiiiiu.<< 61 



Piles, injuries by insects, prevention 84 



Pine beetle, mountain. (See Dendrorionus monlicoln.) 

 .southern. (See Dendroctonus frnntalisi.) 

 western. (Hee iJendroctronus bren'cotni's.) 

 butterfly. (See Neophasia menapia.) 



destruction by Dendroctonus brericomis . . 17-30 



forests, injuries by storms . . 41, 43 



killed by Dendroctonus frontalis .58 



loblolly, injuries to wood of djnng and dead trees by ".sawyers" 63 



