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1928. a contribution toward a monograph of the adelginae (phyii- 

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(2) Balch, R. E. 



1932. THE FIR TUSSOCK MOTH (HEMEROCAMPA PSEUDOTSUGATA MCD.). 



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(3) 



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(4) Banks, N., and Snyder, T. E. 



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(5) Blackman, M. W. 



1928. the genus pityophthorus eiohh. in north america. a revisional 



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GENERA AND SEVENTY-ONE NEW SPECIES. N. Y. State Col. Forestry, 

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(6) 



1931. THE BLACK HILLS BEETLE (DENDROCTONUS PONDEROSAE HOPK.) . N. Y. 



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(7) Brunner, J. 



1914. THE SEQUOIA PITCH MOTH, A MENACE TO PINE IN WESTERN MONTANA. 



U. S. Dept. Agr. Bull. Ill, 11 pp., illus. 



(8) 



1915. DOUGLAS FIB PITCH MOTH. U. S. Dept. Agr. Bull. 255, 23 pp., 



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(9) 



1915. THE ZIMMERMAN PINE MOTH. U. S. Dcpt. Agr. Bull. 295, 12 pp., 

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(10) Burgess, A. F., and Grossman, S. S. 



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(11) Burke, H. E. 



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(13) 



(14) 



(15) 



(16) 



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MELANOPHiLA. Jour. Ecou. Ent. 12 : 105-108. 



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1929. THE PACIFIC FLATHEAD BORER. U. S. Dept. Agr. Tcch. Bull. 83, 

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1932. TWO DESTRUCTIVE DEFOLIATORS OF LODGEPOLE PINE IN THE YELLOW- 

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