13 



B. D. Walsh. — Descriptions of. North American Hymenoptera [with 

 notes by E. T. Gresson]. <Trans. St. Louis Acad. Sci., Vol. Ill, 

 1873, pp. 65-166. 



B. T. Gresson. — Notes on the species belonging to the subfamily 

 Ichneumouides found in America, north of Mexico. <Trans. Amer. 

 Eutom. Soc, Vol. VI, 1817, i)p. 120-212. 



A synopsis of the genera and species of the subfamily Ichneumonins. 



BRACONID^. 



B. T. Gresson.— List of the North American species of the genus AI- 

 eiodes, Wesmael. <Trans. Amer. Entora. Soc, Vol. II, 1868-'69, 

 pp. 377-382. 



G. V. EiLBY. — On North American Microgasters, with descriptions of 

 new species. <Trans. St. Louis Ac. Sc, Vol. IV, No. 2, 1881. 



T. A. Marshall.— Monograph of the British Braconidse. Part I. 

 <Trans. Entom. Soc. London, 1885, pp. 1-280, PI. I-IV. 



Marshall's classification is that reproduced by Gresson in his Synopsis. 



CHALCIDID.^. 



A. FoERSTER.— Synoptische Uebersicht der Familren uud Gattuugen 

 in den beiden Gruppeu der Chalcidise Spin, uud Proctotrupii Latr. 

 <Jahresber. d. hoheren Biirgerschule in Aachen, 1856. 



E. T. Gresson. — Synopsis of the North American species belonging to 

 the genera Leucospis, Smicra, aud Ghalcis. <Trans. Amer. Entom. 

 Soc, Vol. IV, 1872-'73, pp. 29-60. 



L. O. Howard. — Descriptions of North American Chalcididse from the 

 collections of the U. S. Department of Agriculture and of Dr. C. V. 

 Eiley, with biological notes [first paper], together with a list of the 

 described North American species of the family. <U. S. Depart- 

 ment of Agriculture, Bureau of Entomology. Bulletin No. 5. 

 Washington, 1885. 



L. O. Howard. — A generic synopsis of the Hymenopterous family 

 Chalcididse. <Bntomol. Amer., Vol. I, 1885-'86, pp. 197-199 and 

 215-219; Vol. II, pp. 33-38. 



PROCTOTRTIPID./9E. 



L. O. Howard. — A generic synopsis of the Hymenopterous family 

 Proctotrupidae. <Trans. Amer. Entom. Soc, Vol. XIII, 1886, pp. 

 169-178. 



CHRTSIDID^. 



Edward Norton. — On the Ghrysides of North America. <Trans. 

 Amer. Entom. Soc, Vol. VII, 1878-'79, pp. 233-242. 

 Gives tables of genera and species. 



8. Prank Aaron. — The North American Ghrysididae. <Traus. Amer. 

 Entom. Soc, Vol. XII, 18i5, pp. 209-248, PI. VI-X. 



