66. 
67. 
68. 
69. 
LO: 
(Ae 
72. 
73. 
74. 
75. 
76. 
(Ale 
78. 
79. 
80. 
508 
Bind hea. 
1953. The use of a virus disease in the biological control 
of the European pine sawfly, Neodiprion sertifer 
(Geoff.). Can. Entomol. 85: 4387-446, illus. 
1955. Virus diseases of sawflies. Can. Entomol. 87: 
12427 
Bishop, F. C. 
1923. The puss caterpillar and the effects of its sting on 
man. U.S. Dep. Agr. Circ. 288, 14 p., illus. 
Blackman, M. W. 
1919. Notes on forest insects. II. Notes on several species 
of Pityophthorus breeding in the limbs and twigs 
of white pine. Psyche 26(5): 134-142, illus. 
1922. Mississippi bark beetles. Miss. Agr. Exp. Sta. Tech. 
Bull. 11, 130 p., illus. 
1928. The genus Pityophthorus Eichh. in North America. 
N.Y. State Coll. Forest., Syracuse Univ. Tech. 
Pub. 25, 159 p., illus. 
193la. Revisional study of the genus Pseudopityophthorus 
Swaine in North America. Wash. Acad. Sci. J. 
Zee 223 —230.ml lus: 
1931b. Revisional study of the genus Gnathotrichus 
Eichh. in North America. Wash. Acad. Sci. J. 21: 
264-276, illus. 
1934. A revisional study of the genus Scolytus Geoffroy 
Eccoptogaster Herbst) in North America. U.S. 
Dep. Agr. Tech. Bull. 431, 30 p. 
1938. The genus Chramesus LeConte in North America 
(Coleoptera: Scolytidae). Wash. Acad. Sci. J. 
28: 5384-545, illus. 
1941. Bark beetles of the genus Hylastes Erichson in 
North America. U.S. Dep. Agr. Misc. Bull. 417. 
1942. Revision of the genus Phloesinus Chapuis in North 
America (Coleoptera, Scolytidae). U.S. Nat. Mus. 
Proc. 92(8154): 397-474, illus. 
1943. New genera and species of bark beetles of the sub- 
family Micracinae. U.S. Nat. Mus. Proc. 93: 
341-365, illus. 
Blaiswoeere 
1960. Spruce budworm parasite investigations in the 
lower St. Lawrence and Gaspe regions of Quebec. 
Can. Entomol. 92(5): 384-396. 
1965. Parasite studies in two residual spruce budworm 
(Choristoneura fumiferana (Clem.)) outbreaks 
in Quebec. Can. Entomol. 97(2): 129-1386. 
