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FOREST AND SHADE TREES 



WESTERN PINE BEETLE (Dendroctonus brevicomis) - CALIFORNIA - Infesting single 

 trees, saplings, and young saw timber ponderosa pine trees in 50-acre stand. 

 About 20 trees killed in West Grider Creek area, Klamath National Forest. 

 (McMurtrey USES) . 



PINE ENGRAVER ( Ips pini ) - ARIZONA - Forest Service annual aerial insect detection 

 survey shows increase in "red top" Ponderosa Pine. Forests showing heaviest damage 

 Coronado, Tonto, and Sitgreaves. (Ariz. Coop. Sur.). 



A BARK BEETLE (Pseudopityophthorus pruinosus ) - WEST VIRGINIA - Adults collected 

 from oak trees affected with oak wilt disease in Hampshire, Mineral, Grant, Hardy, 

 Lincoln, Fayette, and Wayne Counties. Collected and determined by CO. Rexrode, 

 March, 1971. These are new county records. (W. Va., Ins. Sur.), 



ASIATIC OAK WEEVIL (Cyrtepistomus castaneus ) - MISSOURI - Adults collected in Ste. 

 Genevieve and Bollinger Counties. These are new county records. (Munson) . 



A BARK BEETLE (Chaetophloeus heterodoxus ) - NORTH DAKOTA - Adults collected from 

 chokecherry in McHenry County by A.D. Tagestad on March 28, 1971. Determined by 

 S.L. Wood. This is a new State record. (Stein), 



A BARK BEETLE (Phloeotribus dentifrons ) - NORTH DAKOTA - Adults collected from 

 hackberry in McHenry County by A.D. Tagestad on May 17, 1971. Determined by S.L. 

 Wood. This is a new State record, (Stein) . 



ELM LEAF BEETLE (Pyrrhalta luteola ) - IDAHO - Last instar larvae feeding in Coeur 

 d'Alene, Kootenai County. (Stranahan) . First report of severe larvae activity 

 north of Lewiston, Nez Perce County. (Portman) . IOWA - Specimens taken in Carroll 

 County September 13 and Story County September 17 for new county records. (Iowa 

 Ins. Sur. ) . 



ALDER FLEA BEETLE (Altica ambiens ) - CALIFORNIA - Defoliating about 2 acres of 

 alder along Indian Creek in Happy Camp area, Siskiyou County, Klamath National 

 Forest. (Waldapfel USFS) , 



EASTERN PINESHOOT BORER ( Eucosma gloriola ) - WEST VIRGINIA - Larval damage light 

 to Scotch pine in Mineral County, Collected by D. Eskridge, June 24, 1971. 

 Determined by D,M. Weisman. This is a new State record. (W, Va , , Ins. Sur,). 

 Also recorded from New York, Pennsylvania, and Connecticut, (PPD) . 



SEQUOIA PITCH MOTH ( Vespamima sequoiae ) - CALIFORNIA - Larvae and pupae heavy in 

 twigs, bark, and on trunks of Pinus radiata in Natural Bridges State Park in 

 Santa Cruz, Santa Cruz County. (Cal, Coop. Rpt ,) , 



AMERICAN DAGGER MOTH ( Acronicta americana ) - NEVADA - Light to medium infestations 

 on boxelder at Genoa, Douglas County, and Reno, Washoe County, (Hilbig, Lauderdale 

 et al.) . 



FALL WEBWORM (Hyphantria cunea ) - OHIO - Larvae observed on black cherry, black 

 walnut, and other tree species in Tuscarawas, Carroll, Columbiana, and Jefferson 

 Counties. Populations heavy. (Riddle). TENNESSEE - Second-generation larvae 

 damaged pecan, walnut, and other trees throughout State. (Gordon). CALIFORNIA - . 

 Larvae building up on madrone trees along Klamath River from Happy Camp to Oak 

 Knoll in Siskiyou County. (Dirckson USFS). 



MIMOSA WEBWORM ( Homadaula anisocentra ) - OKLAHOMA - Scattered moderate to heavy 

 infestations on mimosa in Pauls Valley, Garvin County, Purcell, McClain County, 

 and Norman, Cleveland County. Light in Guthrie, Logan County. These are new 

 county records. (Okla. Coop. Sur.). 



