29 6 IOWA ACADEMY OF SCIENCE 



1889. Mally, F. W., Insect Life, vol. 2, p. 138. Gives an ex- 



cellent account of the life history and habits of Em- 

 pria fragariae, with distinguishing characters separat- 

 ing- it from Empria maculata (Monostegia ignota). 



1890. Matty, F. W., Insect Life, vol. 3, p. 9. Describes the 



male of Empria fragariae and gives additional notes. 

 (Monostegia ignota.) 



1894. Webster, F. M., Entom. News, vol. 5, p. 275. Number 

 of generations of Empria maculata. (HarpipJiorus 

 maculatus.) 



1896. Webster, F. M., Bull. Ohio Agr. Exp. Sta., 68, p. 33. 

 General account. Only one generation proven. 

 (HarpipJiorus maculatus.) 



Dyar, H. G., Can. Ent., vol. 28, p. 236. Descriptions of 

 the larval stages of Empria maculata. Says that this 

 is identical with Monostegia ignota. 



1899. Pettit, R. H., Bull. Mich. Agr. Exp. Sta., 175, p. 365. 

 Larva? said to have been observed in September, 1898, 

 in Michigan, (HarpipJiorus maculatus.) 



1901. Stedman, J. M., Bull. Mo. Agr. Exp. Sta. 54. General 

 account. The insect treated is called Harpiphorus 

 maculatus, but the account of the life history and 

 habits is clearly that of Empria fragariae. . 



1914. FoJiwer, S. A., Journ. Econ. Ent., vol. 7, p. 479. Em- 



pria fragariae described. 



1915. Webster, F. L., Bull. Iowa Agr. Exp. Sta., 162. General 



accounts of Empria fragariae and Empria maculata. 



