402 Hymenoptera in America North of Mexico 



bitinctus (Gmelin). Maine, Ont., B. C, Calif.; Eurasia, New Zealand, Australia, Africa. Ecology: 

 In England commonly found in warehouses, granaries, feedstores, and flour mills where 

 it was most frequently associated with Tinea pallescentella Stainton, Endrosis 

 sarcitrella (L.), and Hofniannophila pseudospretella (Stainton); a series was also reared 

 from a birds nest (Richards, 1949). Adventive. 



Ichneumon bitinctus Gmelin, 1790. In Linnaeus, Syst. Nat., ed. 13, v. 1, pt. 5, p. 2719. 9. 



Ichneumon expidsor Thunberg, 1922; 1924. Acad. Imp. des Sci. St. Petersburg, Mem. 8: 

 263; 9: 316. 9. 



Cryptus apicalis Gravenhorst, 1829. Ichn. Europaea, v. 2, p. 574. 9. 



Phygadenon liniatus Cresson, 1879 (1878). Acad. Nat. Sci. PhDa., Proc. 30: 358. 9. 



Hemiteles occidentalis Harrington, 1894. Canad. Ent. 26: 213. 9. 



Hemiteles destmctivus Cameron, 1898. Manchester Lit. and Phil. Soc, Mem. and Proc. 42 

 (1):26. 9. 



Bathymetis antipoda Ashmead, 1900. Ent. News 11: 624. 9. 



Xenolytus nifipes Cameron, 1906. So. African Mus., Ann. 5: 154. 9 . 



Taxonomy: Roman, 1912. Zool. Bidr. Uppsala 1: 254 (syn.). — Schmiedeknecht, 1932. Opusc. 

 Ichn., Sup., fasc. 14, p. 41 (syn.). — Townes, Townes, and Gupta, 1961. Amer. Ent. Inst., 

 Mem. 1: 125 (syn.). —Townes, 1970 (1969). Amer. Ent. Inst., Mem. 12: 52 (syn.). 



Biology: Richards, 1949. Roy. Ent. Soc. London, Proc. (Ser. B [Taxonomy]) 18:. 25-28 

 (speculation concerning hosts). 

 subspinosus (Provancher). Que., N. Y., Alta. 



Hemiteles subspinosus Provancher, 1874. Nat. Canad. 6: 333. 9. 



Genus DICHROGASTER Doumerc 



Dichrogaster Doumerc, 1955. Soc. Ent. de France, Bui. (in Ann.) (3) 3: LXXXVIII. 

 Type-species: Microgaster perlae Doumerc; Monotypic. The type-species is 

 considered to be a synonym of D. aestivalis (Gravenhorst). 

 Otactistes Foerster, 1868. Naturh. Ver. Rheinlande, Verh. 25: 174. 



Type-species: Otacustes atriceps Ashmead. Desig. by Viereck, 1914 from two 

 species included by Ashmead, 1894. 

 Microtorus Foerster, 1868. Naturh. Verh. Rheinlande, Verh. 25: 178. 



Type-species: Microtorus kichijoi Uchida. Desig. by Townes, 1957 from two species 

 included by Uchida, 1940. 

 Xenobrachys Foerster, 1868. Naturh. Ver. Rheinlande, Verh. 25: 179. 



Type-species: Hemiteles longicaudatus Thomson. Monotypically included and desig. 

 by Perkins, 1962. 

 Brachycephalus Foerster, 1868. aturh. Ver. Rheinlande, Verh. 25: 179. Preocc. by 

 Fitzinger, 1826; Hollard, 1857; and Signoret, 1866. 



Type-species: Hemiteles aestivalis Gravenhorst. Desig. by Townes, 1944 from four 

 species included by Roman, 1925. 

 Brachycranium Ashmead, 1900. Canad. Ent. 32: 368. N. name for Brachycephalus 



Foerster. 

 Chrysopoctonus Cushman, 1919. U. S. Natl. Mus., Proc. 55: 518. 

 Type-species: Otacustes atriceps Ashmead. Orig. desig. 



Members of this genus parasitize cocoons of Chrysopidae and Hemerobiidae. 

 Revision: Horstmann, 1973. Ent. Scand. 4: 65-72 (European spp.). 

 Taxonomy: Cushman, 1924. U. S. Natl. Mus., Proc. 64 (4): 1 (key to N. Amer. spp.). 

 bicolor (Cushman). Fla. Host: Nodita pavida (Hagen). 



Chrysopoctonus bicolor Cushman, 1924. U. S. Natl. Mus., Proc. 64 (4): 1. 6, 9. 

 chrysopae chrysopae (Ashmead). rev. status. Del., N. C, S. C, Fla., Miss. Host: Chrysopa 



bimaculata McCL., C. cubana Hagen, C. oculata Say, C. rufilabris Burm., C. sanchezi 

 Navas. 

 Otacustes chrysopae Ashmead, 1894. U. S. Dept. Agr., Insect Life 7: 243. i. 

 Otacustes atriceps Ashmead, 1894. U. S. Dept. Agr., Insect Life 7: 244. 9 . 



