992 Hymenoptera in America North of Mexico 



1055. — Paillot, 1917. Ann. du Serv. des Epiphyt. 4: 335. —Chittenden, 1923. Oreg. Bd. 



Hort., Rpt. 17: 187. -Felt, 1923. N. Y. State Ent, Rpt. 35: 92. -Beaulne, 1935. Quebec 



Soc. Protect. Plants, Ann. Rpt. 27: 59. — Sweetman, 1936. Biol. Control of Insects, pp. 



145-146. -Clausen, 1956. U. S. Dept. Agr., Tech. Bui. 1139: 53. -Askew, 1971. Parasitic 



Insects, p. 136. 

 auplopus Burks. Va. Host: Anplopita sp. 



Tetmstichui^ auplopui^ Burks, 1963. Biol. Soc. Wash., Proc. 76: 55. 9. 

 baldufi Burks. 111. Host: Neurotenis quercuHverriicariini (0. S.), gall. 



TetmsticliuH baldufi Burks, 1943. U. S. Natl. Mus., Proc. 93: 540. 9, d. 

 banksii Howard. N. J., D. C, Fla., Ala., Mo. Ecology: In sacs of epeirid spiders. 



Tetmstichtts banksii Howard, 1892. Ent. Soc. Wash., Proc. 2: 299. 9. 



barbarae Burks. Mont., N. Me.x., Oreg. Ecology: In Abiea cones infested with Barbara 



colfaxiaua (Kearf.), Pi)tus poiidero.sa cones, PHeiidotsiiga Dienziesii cones; possibly 

 secondary. 

 Tetrasticluis barbarae Burks, 1963. Biol. Soc. Wash., Proc. 76: 52. 9, cJ. 

 blastophagi (Ashmead). D. C, Fla. Host: Callirliytis blaatopliaga (Ashm.) gall. 



Hijperteles blastophagi Ashmead, 1887. Amer. Ent. Soc, Trans. 14: 202. 9,6. 

 brevicornis (Panzer). Ont; Europe. Probably an adventive sp. Host: Contarinia sp. in 

 Fraxi)tus seeds. 

 Cynips breviconiis Panzer, 1804. System. Nomencl. . . . Schaeffers . . . Insekten, p. 134. 

 brevistigma Gahan. N. H., Mass., Conn., R. I., N. Y., D. C, Ohio, Ind., Ky., Wash., Oreg., Calif. 

 Host: Pi/rrlialta litteola (Muller) pupae. This parasite is native to North America and its 

 host is introduced; its original host must have been some related, native chrysomelid. 

 Tetrastich us brevistigma Gahan, 1936. Ent. Soc. Wash., Proc. 38: 76. 9, d. 



Biology: Berry, 1938. U. S. Dept. Agr., Cir. 485, 11 pp. —Clausen, 1956. U. S. Dept. Agr., 

 Tech. Bui. 1139: 67. 



bruchivorus Gahan. France. Introduced, but not established in N. C, Oreg. from France. Host: 

 Bnichits brachialis Fahr. 

 Tetrastich lis bruchi corns Gahan, 1942. Ent. Soc. Wash., Proc. 44: 8. 9, cJ. 



Biology: Clausen, 1956. U. S. Dept. Agr., Tech. Bui. 1139: 52. 



bruchophagi Gahan. U. S.; Holarctic, South. S. Amer., Africa; prob. worldwide. Host: 

 Bruchophagns spp. 

 Tetrastich us brucophagiC.) Gahan, 1913. U. S. Natl. Mus., Proc. 46: 439. 9, <J. 

 Tetrastich us bruchophagi Girault, 1916. U. S. Natl. Mus., Proc. 51: 128, 132. Emend. 



Biology: Urbahns, 1917. Jour. Agr. Res. 8: 277-282. —Gahan, 1919. Ent. Soc. Amer., Ann. 12: 

 167. -Urbahns, 1920. U. S. Dept. Agr., Bui. 812: 17. -Nikolskaya, 1932. Zashch. rast. 1: 

 107-111. —Nikolskaya, 1934. Nikhl. nauch. iss. khlopk. inst. (Tashkent) 4-5: 120-122. 

 — Butler and Hansen, 1958. Pan-Pacific Ent. 34: 224-226. — Neunzig and Gyrisco, 1959. 

 Jour. Econ. Ent. 52: 899. — Carrillo and Dickason, 1963. Oreg. State Univ. Agr. Expt. Sta., 

 Tech. Bui. 86: 25, 31. —Batiste, 1967. Hilgardia 38: 463. —Watts and Bellotti, 1967. Jour. 

 Econ. Ent. 60: 961. 



byersi Burks. Mich., Ind. Host: Dolichopeza aviericana Needham, D. walleyi (Alex.) pupae. 

 Tetrastich us byersi Burks, 1963. Biol. Soc. Wash., Proc. 76: 53. 9, cJ. 



cassidis Burks. Md., La. Host: Deloyala guttata (Oliv.), Metriova bicolor (F.), larvae. 

 Tetrastich ns cassidis Burks, 1943. U. S. Natl. Mus., Proc. 93: 555. 9,6. 



centricolae (Ashmead). N. C. Ecology: Reared from gall of Atrusca quercuscentricola (0. S.). 

 Type too broken to be recognized specifically. 

 Baryscapus centricolae Ashmead, 1887. Amer. Ent. Soc, Trans. 14: 202. 9. 



Taxonomy: Burks, 1943. U. S. Natl. Mus., Proc. 93: 603 (Transferred to Tetrastichus). 

 charoba (Walker). Generally dist. in wheat-producing areas of U. S. and Canada; Holarctic. 

 Ecology: Usually a primary parasite, but occasionally secondary, developing in other 



