37 



211. The Rigid Cypress Borer ((Emr rigkla Say). 

 l,arv:i' niiiir itiiicr l)ark i)f L'ir<llc<l cypress ami ilyiiij^ fe<lar. 

 Ivvmmr: A<liilt, lar\a, work. 



212. The Southern Oak Borer ( Mallndon ihw^iiMomuH Say). 



Larva- Ixirc in lu-altliy livu-oak, hackberry, and hickory tret'H, nn-atly iiijiiriii;; 

 tluMu. SontluTii States. 

 Kxhihit: Adults. 



213. The Iiive-Oak Root-Borer {Mnllodon melanopus^Ann. ). 



Larva' l)()ro into tlio roots t)f young oaks, cjiusing dwarfeil and wort! d«-.«s trees. 

 Southern State.s. 

 ExitiHiT: Adult. 



214. The Variable Oak Borer { Phiimatodcs varialiilis Fab.). 



Larva! mine inner bark of dying and recently dead oak; are also injurious to tan 

 bark. 



Exuiiut: Adult, work. 



215. The Thunderbolt Beetle { Arhopalus fulmiridus Fab.). 

 Larva_' mine the inner bark ami sapwood of chestnut and oak. 

 Exhibit: Adults. 



216. The Lesser Prionus (Orihosoma hrunnenm Forst. ). 

 Larva in decaying logs and stumps of nearly all forest trees. 

 Exuiiut: Adults. 



217. The Cottonwood Root-Borer {Plectrodera scalator Fab.). 

 Larva' in roots of poplar and rottonwood. 



Kmiiiut: Ailults. 



218. The Broad-Necked Prionus (Prionus laticollis Dru. ). 



Ijarvii? in roots of oak and poplar. Sometimes destrnctive. Also in stumps of pine. 

 Exhibit: Adults. 



219. The Destructive Spruce ■Wood-Borer {Tdropium cinnamoptenim Kirby). 

 I>arva' mine green bark and wood of injured and dying spruce, hastening death 



and promoting decay. 



Exhibit: Adults, larva^ work. 



220. The "Wavy Spruce Borer { A'ljhl rerhnu tuidulaliis Say). 



Larva' mine the iiuier bark and sapwood of Dougla-s spruce, tir, and hendock. 

 Exuiiut: Aihdts. 



221. The Canadian Leptura {Lcptura canademtK Fab.). 



Liirva' mine .«;ipwood f)f dead spruce ami hemlock, imlucing rapid decay. 

 Exmiiut: Adults. 



222. The Red-Headed Clytus ( Xrorh/liiK rn/lhrorqilnihi.t Fab.). 



I>arva' mine in <lead and dying bark and sjipwood of a great variety of for«'st trws, 

 maple, ash, hickory, sweet-gum, cypress, etc. 

 Exhibit: Adults. 



223. The Ribbed Pine Borer (Rhnijium linrnlun) Oliv.). 



Larva' mine the inner bark of dying and dead pine, spruce, and som»> other 

 conifers. 



Exhibit: .Vdults, larva, ]>upa, work. 



224. The Black-Horned Pine Borer ( Cnl/idium (iiitnumtinu Newm.). 

 I.Jirvie mine inner bark and wood of dying and dead pine, cedar, et**. 

 Exhibit: Adults, work. 



