20 Inse&la. 
XII. Insecta. 
[1920] 
Crampton, G. C. The evolution of Crawley, W. C. Ants from Mesopo- 
Arthiropods and their relatives with tamia and North-West Persia. Ent. 
especial reference to insects. Amer. Rec. London 32 1920 (162-166, 177-- 
Nat. §3 1919 (143-179). 429 179) pi. v. [ Hymenoptera .] 442 
Crampton, G. C. Remarks on the 
basic plan of the terminal abdominal 
structures of the males of winged 
insects. Canad. Entom. London Can. 
52 1920 (178-183) pi. vi. .430 
Crampton, G. C. Remarks on Dr. 
MacGillivray’s paper entitled “ the 
eyes of insects.” Ent. News Phila- 
delphia 31 1920 (153-155). 431 
Crampton, G. C. Some anatomical 
details of the remarkable winged 
Zorapleron, Zorolypus hubbardi Caudell, 
with notos on its relationships. Proc. 
out. Soc. Washington 22 1920 (98-106) 
pi. vii. 432 
Crampton, G. C. A comparison of 
the external anatomy of the lower 
Lepidoptera and Trichoptera from the 
standpoint of phylogony. Psyche 
Boston 27 1920 (23 -34) pis. ii & iii. 433 
Crampton, G. C. A comparison of 
the genitalia of male Hymenoptera, 
Mecoptcra, Neuroptera, Diptera, Tri- 
choptera, Lepidoptera, Homoptera and 
Strepsiptera, with those of lower insects. 
Psyche Boston 27 1920 (34-45) pi. iv. 
434 
Crampton, G. C. Notes on the lines 
of descent of lower winged insects. 
Psyche Boston 27 1920 (116-127). 435 
Crampton, G. C. The terminal 
abdominal structures of the primitive 
Australian termite, Mastotermes dar- 
winensis Froggatt. Trans, entom. Soc. 
London 1920 1920 (137-145) pi. iv. 
[Isopier a] 437 
Crawford, D. L. The Psyllidae of 
Borneo. Philipp. J. Sci. Manila 17 
1920 (353-359). [ Homoptera .] 438 
Crawford, D. L. . New or interesting 
Psyllidae of the Pacific coast. Ent. 
Nows Philadelphia 31 1920 (12-14). 
[Homoptera.] 439 
Crawford, D. L. Notes on Psyllidae 
( Homoptera ). Ent. News Philadelphia 
31 1920 (69 & 70). 440 
Crawford, D. L. Cerotrioza (Psyllidae, 
Homoptera). Proc. Hawaii ent. Soc. 
Honolulu 4 1920 (374 & 375). 441 
Crawley, W. C. A new species of ant 
imported into England. Ent. Rec. 
London 32 1920 (180). [Hymenoptera.] 
443 
Crawley, W. C. A gynandromorph of 
Monomorium floricola Jerd. Ent. Rec. 
London 32 1920 (217). [Hymenoptera.) 
444 
Cresson, E. T. A revision of the 
nearctic Sciomyzidae. ( Diptera , 
Acalyptratae). Trans. Amer. ent. Soc. 
Philadelphia 46 1920 (27-89) pis. i— iii. 
445 
Cresson, E. T. Descriptions of now 
North American Acalyptrato Diptera. 
ii (Trypetidae, Sapromyzidae). Ent. 
News Philadelphia 81 1920 (65-67). 446 
Crosson, E. T. Description of a new 
species of the asilid genus Pogosoma. 
Ent. News Philadelphia 31 1920 (211- 
214). [Diptera.) 447 
Cretschmar. Dio Erklarung der 
Temperaturformen durch die Przi- 
bramscho Thcorio der Ursachen 
tierischer Farbkleidung. Intern, ent. 
Zs. Guben 14 1920 (143-144). [Lepi- 
doptera.] 448 
Criddle, N. Fragments in the life- 
habits of Manitoba insects, ii. Canad. 
Entom. London Can. 52 1920 (121-125). 
[Lepidoptera.] 449 
Criddle, N. Birds in relation to insect 
control. Canadian Field Nat. 34 1920 
(151-152). 450 
Criddle, N. Locust control in the 
prairie provinces. Circ. Canada Dep. 
Agric. Ent. Ottawa 13 1920 (20 pp.). 
[Orlhoptera.] 451 
Criddle, N. vide Gibson and Criddle. 
Cros, A. Notes sur les larves primaires 
des Meloidae. Ann. Soc. ent. France 88 
1920 (261-279). [Coleoptera.] 452 
Csiki, E. Nachtrage. Carabidae der 
Samoa Inseln. Denkschr. Ak. Wiss. 
Wien 91 1915 (163 & 164). [Coleo- 
ptera.] 453 
