HOST BELATXONS OF COMPSILURA CONCINNATA 31 



tional. The accidental introduction of other dangerous insect pests 

 into the United States is probable, and it is possible that Compsilura 

 may again serve as efficiently as in the case just cited. 



LITERATURE CITED 



(1) COQUILLETT, D. W. 



1897. Revision of the Tachinidse of America north of Mexico. U. S. 

 Dept. Agr., Div. Ent. Tech. Bui. 7, 156 pp. 



(2) Cttlver, J. J. 



1919. A study of Compsilura concinnata, an imported tachinid para- 

 site of the gipsy moth and the brown-tail moth. U. S. Dept. 

 Agr. Bui. 766, 27 pp., illus. 



(3) Fiske, W. F., and W. R. Thompson. 



1909. Notes on the parasites of the Saturniidae. In Jour. Econ. Ent., 

 vol. 2, pp. 450-460. 



(4) Forbush, E. H., and 0. H. Fernald. 



1896. The gypsy moth. Portketria dispar (Linn.). 495 pp., illus. 



Boston. (Mass. Bd. Agr.) 



(5) Hawlby, I. M. 



1918. Insects injurious to the hop in New York with special reference 

 to the hop grub and the hop redbug. N. Y. Cornell Agr. Exp. 

 Sta. Mem. 15, pp. 143-224, illus. 



(6) Howard, L. O. 



1897. A study in insect parasitism. U. S. Dept. Agr., Div. Ent. Tech. 



Bui. 5, 57 pp., illus. 



(7) and W. F. Fiske. 



1911. The importation into the United States of the parasites of the 

 gipsy moth and the brown-tail moth. U. S. Dept. Agr., Bur. 

 Ent. Bui. 91, 344 pp., illus. 



(8) Smith, H. E. 



1917. Notes on New England Tachinidse, with the description of one 

 new genus and two new species. In Psyche, vol. 24, pp. 54-58. 



(9) Tothiix, J. D. 



1922. The natural control of the fall web worm (Hyphantria cunea 

 Drury) in Canada. Canada Dept. Agr. Bui. 3, n. s. (Ent. Bui. 

 19), 107 pp., illus. 



