KEY TO AMERICAN INSECT GALLS 237 



1909 Crosby, C. R. On Certain Seed-infesting Chalcis-flies. C. U. Agric. 



Exp't, Sta. Bui. 265, p. 367-88 

 1909a Felt, E, P. Gall Midges of the Goldenrod. Ottawa Nat., 22:245-49 

 1909b Economic Importance and Food Habits of American Gall 



Midges. Ent. Soc. Ont., 39th Rep't, p. 43-46 

 1909c New Species of West Indian Cecidomyiidae. Ent. News, 



20:299-302 



I909d Further Observations on Contarinia. Econ. Ent. Jour., 2:257 



igo9e' Additional Rearings in Cecidomyiidae. Econ. Ent. Jour., 



2:286-93 

 I909f Grape Blossom Midge. N. Y. State Mus. Bui. 134 (24th 



Rep't), p. 15-19 

 1909a Kieffer, J. J. Description de quelques Cynipides Nouveaux ou peu 



Connus. Soc. Hist. Nat. Metz. Bui. (2) 10:4 



1909b Lab. Zool. Portici Bui. 4 



1909 Rohwer, S. A. The Sawfly Genus Cryptocampus in Boreal North 



America. N. Y. Ent. Soc. Jour., 18:7-25 



1909 Williams, F. X. The Monterey Pine Resin Midge — Cecidomyia resini- 



coloides n. sp. Ent. News, 20:1-8 

 1910a Beutenmueller, William. The North American Species of Aylax and 



Their Galls. Amer. Mus. Nat. Hist. Bui., 28:137-44 

 1910b • The North American Species of Aulacidea and Their Galls. 



Amer. Mus. Nat. Hist. Bui., 28:253-58 

 1910C The North American Species of Neuroterus and Their Galls. 



Amer. Mus. Nat. Hist. Bui., 28:117-36 



1910 Cockerell, T. D. A. A New Gall-making Psyllid on Hackberry. Ent. 



Newj, 21:180-81 

 Daecke, E. Trypetid galls and Eurosta elsa n. sp. Ent. News, 21 :34i-43 

 Dean, W. H. The Sorghum Midge. U. S. Dep't Agric, Bur. Ent. 



Bui 85, pt. 4, p. 39-58 

 Felt, E. P. Two New Cecidomyiidae. Ent. News, 21 :io-i2 

 — Schizomyia ipomoeae n. sp. Ent. News, 21 :i 60-61 



West Indian Cecidomyiidae. Ent. News, 21:268-70 



Gall Midges of Aster, Carya, Quercus and Salix, Econ. Ent. 



Jour., 3:347-56 



1910 Jarvis, T. D. The Acarina, with a Host Index to the Species Found in 

 Ontario. Ent. Soc. Ont., 40th Rep't, 1909, p. 82-109 



1910 Stebbins, F. A. Insect Galls of Springfield, Mass., and Vicinity. Spring- 

 field Mus. Nat. Hist. Bui., 2:1-139 



1 910 Webster, F. M. & Reeves, G. I. The Western Grass Stem Sawfly. 



U. S. Bur. Ent. Cir. 117 

 1911a Beutenmueller, William. Two New Species of Holcaspis from Mexico. 



Psyche, 18:86-87 



191 lb — Descriptions of New Species of Cynipidae. Ent. News, 22 •.6'j-'jo 



191 ic Three New Species of Cynipidae. Ent. News, 22:197-98 



191 id The North American Species of Dryophanta and Their Galls 



Amer. Mus. Nat. Hist. Bui., 30:343-69 

 I9iie Two New Species of Cynipidae. Can. Ent., 43:211-12 



191 1 Bishop, S. C. A New Root Gall Midge from Smilacina. Ent. News, 



22:346 



