INSECT ENEMIES OF EASTERN FORESTS 643 
(118) CrareHeEaD, F. C. 
1927. ABNORMALITIES IN ANNUAL RINGS RESULTING FROM FIRES. Jour. For- 
estry 25: 840-842, illus. 
(114) 
1928. INTERRELATIONS OF TREE-KILLING BARKBEETLES (DENDROCTONUS) AND 
BLUE STAINS. Jour. Forestry 26: 886-887. 
(115) 
1936. FOREST INSECTS AND FORESTRY. Pa. State Sylvan 1936: 18-19, 85, 92. 
(116) - 
1937. LOCUST BORER AND DROUGHT. Jour. Forestry 35: 792-793. 
(117) — and Hofer, G. 
1921. PROTECTION OF MESQUITE CORDWOOD AND POSTS FROM BORERS. U. S. 
Dept. Agr. Farmers’ Bul. 1197, 12 pp., illus. 
(118) m—— and Nt. GEORGE, R. A. 
1928. SOME EFFECTS OF FIRE AND INSECT ATTACK ON SHORTLEAF PINE. U.S. 
Forest Seryv., Forest Worker 4 (2) : 11-12. 
(119) ——— and Sr. Geor6r, R. A. 
1938. EXPERIMENTAL WORK WITH THE INTRODUCTION OF CHEMICALS INTO THE 
SAP STREAM OF TREES FOR THE CONTROL OF INSECTS. Jour. Forestry 
36: 26-34. 
(120) — and Sr. Grorce, R. A. 
1940. A NOTE PROMPTED BY THE READING OF “FIELD OBSERVATIONS ON THE 
DYING OF PINES INFECTED WITH THE BLUE-STAIN FUNGUS, CERATOS- 
TOMELLA PINI MUNCH.” Phytopathology 30: 976-979. 
(121) CRIDDLE, N. 
1918. THE HABITS AND CONTROL OF WHITE GRUBS IN MANITOBA. Agr. Gaz. 
Canada 5: 449-454, illus. 
(122) Crossman, S. S. 
1925. TWO IMPORTED EGG PARASITES OF THE GYPSY MOTH, ANASTATUS BI- 
FASCIATUS FONSC. AND SCHEDIUS KUVANAE HOWARD. Jour. Agr. 
Res. 30: 643-675, illus. 
(123) Crouse, S. E. 
1932. THE MORE IMPORTANT CLIMBING CUTWORMS. Brooklyn Ent. Soc. Bul. 
37: 73-100. illus. 
(124) CurRRAN, C. H. 
1934. THE FAMILIES AND GENERA OF NORTH AMERICAN DIPTERA. 512 pp., illus. 
New York. 
(125) CUSHMAN, R. A. 
1927. THE PARASITES OF THE PINE TIP MOTH, RHYACIONIA FRUSTRANA 
(COMSTOCK). Jour. Agr. Res. 34: 615-622, illus. 
(126) Davinson, R. H., and LAnpis, B. J. 
1938. CRABRO DAVIDSONI SANDH., A WASP PREDACEOUS ON ADULT LEAFHOPPERS. 
Ent. Soc. Amer. Ann. 32: 5-8, illus. 
(127) Davis, W. T. 
1928. FAMILY CICADIDAE. Conn. State Geol. and Nat. Hist. Survey Bul. 
34: 238-242. 
(128) Dr Grysg, J. J. 
1924. INJURIOUS SHADE TREE INSECTS OF THE CANADIAN PRAIRIES. Canada 
Dept. Agr. Pam. (n. s.) 47, 23 pp., illus. 
(129) ——— ahd ScHEDL, K. 
1934. AN ACCOUNT OF THE EASTERN HEMLOCK LOOPER, ELLIOPIA FISCELLARIA 
GN.. ON HEMLOCK, WITH NOTES ON ALLIED SPECIES. Sci. Agr. 14% 
523—539, illus. 
(130) Der Leon, D. 
1934. THE MORPHOLOGY OF COELOIDES DENDROCTONI CUSHMAN (HYMENOP- 
TERA! BRACONIDAE) N. Y. Ent. Soc. Jour. 42: 297-317, illus. 
(1381) ——— 
1935. THE BIOLOGY OF COELOIDES DENDROCTONI CUSHMAN (HYMENOPTERA- 
BRACONIDAE), AN IMPORTANT PARASITE OF THE MOUNTAIN PINE 
BEETLE (DENDROCTONUS MONTICOLAE HOPK.). Ent. Soc. Amer. Ann. 
28, 411-424, illus. 
(1382) Dr Lone, D. M. 
1923. FAMILY CICADELLIDAE. Jn Hemiptera or Sucking Insects of Con- 
necticut. Conn. State Geol. and Nat. Hist. Survey Bul. 34 
(pt. 4) : 56-163, illus. 
(133) Doanr, R. W., VAN Dyke, E. C., CHAMBERLAIN, W. J., and Burke, H. E. 
1936. FOREST INSECTS. 463 pp., illus. 
