834 Hymenoptera in America North of Mexico 



nigroaeneus (Ashmead). Conn., Va., Fla., Mo., Nebr. Ecology: Emerges from galls made by 

 Lepidoptera, Diptera or Coleoptera. 

 Catolaccus nigroaeneus Ashmead, 1894. Amer. Ent. Soc, Trans. 21: 338. 9, cJ. 



Biology: Brandhorst, 1943. Kans. Acad. Sci., Trans. 46: 169. 

 orontas (Walker). Fla., 111., Iowa, Kans. Host: Acantlioscelides homi (Pic), A. snbmuticus 

 (Sharp). 

 Pteromalus Orontas Walker, 1847. Ann. and Mag. Nat. Hist. (1) 19: 396. 9. 

 Meraporus bruchivorus Ashmead, 1893. Ohio Agr. Expt. Sta., Tech. Ser., Bui. 1: 161. 9,6. 



Taxonomy: Burks, 1975. Brit. Mus. (Nat. Hist.) Ent., Bui. 32: 160 (syn.; lectotypes designated 

 for orontas and bruchivorus). 

 perdubius (Girault). Mass., N. Y., N. J., D. C, Ohio, 111., Minn. Host: Anthonomiis grandis Boh., 

 A. musculus (Say), A. nubiloides Fall, A. signatus (Say), Smicronyx tychoides Lee. 

 Catolaccus perdubius Girault, 1916. Canad. Ent. 48: 114. 9, 6. 



Biology: Cross and McGovern, 1969. Ent. Soc. Amer., Ann. 62: 674. 

 rosaecolis Burks. Wis., Ill, Minn., Mo., Nebr. Host: Rhynchites bicolor (F.). 

 Zatropis rosaecolis Burks, 1955. Ent. Soc. Wash., Proc. 57: 32. 9, 6. 



Biology: Balduf, 1959. 111. Biol. Monog. 26: 120-121. 

 timaea (Walker). Fla. 



Pteromalus Timaea Walker, 1847. Ann. and Mag. Nat. Hist. (1) 19: 396. 9. 



Taxonomy: Burks, 1975. Brit. Mus. (Nat. Hist.) Ent., Bui. 32: 161. 

 tortricidis Crawford. Pa., Fla., Wis., Calif.; Hawaii. Host: Etiella zinckenella (Treit.), 

 Polychrosis viteana (Clem.). 

 Zatropis tortricidis Crawford, 1921. Ent. Soc. Wash., Proc. 23: 172. 9, cJ. 



Biology: Flanders, 1930. Calif. Dept. Agr., Monthly Bui. 19: 418. — Bianchi, 1940. Hawaii. Ent. 

 Soc, Proc. 10: 380. 



Genus HEMITRICHUS Thomson 



Dimachus subg. Hemitrichus Thomson, 1878. Hym. Scand., v. 5, pp. 50, 54. 



Type-species: Dimachus (Hemitrichus) rufipes Thomson. Monotypic. 

 Uriella Ashmead, 1896. Amer. Ent. Soc, Trans. 23: 221. 



Type-species: Uriella rufipes Ashmead. Orig. desig. 



Ta.xonomy: Gahan and Wallace, 1950. Ent. News 61: 97 (syn.). 

 seniculus (Nees). Que., s. to Fla., w. to Mich, and Kans.; Europe. Ecology: Reared from 



unknown beetle feeding in dog food or rat dung; often found in museums and other 

 public buildings. 

 Pteromalus seniculus Nees, 1834. Hym. Ichn. Aff. Monog., v. 2, pp. 101, 423. 9. 

 Pteromalus Phylacis Walker, 1848. List Hym. Brit. Mus., Chalcid., v. 2, pp. 124, 185. 6. 

 Diinachus (Hemitrichus) rufipes Thomson, 1878. Hym. Scand., v. 5, p. 54. 9. 

 Uriella rufipes Ashmead, 1896. Amer. Ent. Soc, Trans. 23: 222. 9, S. 

 Hemitrichus assimilis Masi, 1922. Soc. Ent. Ital, Bol. 54: 158. 9. 



Taxonomy: Delucchi, 1955. Univ. Lund, Acta (2) 50: 173 (syn.). —Graham, 1969. Brit. Mus. 

 (Nat. Hist.) Ent., Bui. Sup. 16: 827 (syn.). 



Biology: Kuitert, 1949. Fla. Ent. 32: 178 (rufipes). 



Genus METASTENUS Walker 



Metastemis Walker, 1834. Ent. Mag. 2: 301. 



Type-species: Metastenus concimius Walker. Monotypic. 

 Scymnophagus Ashmead, 1904. Carnegie Mus., Mem. 1: 319, 321. 



Type-species: Scymnophagus townsendi Ashmead. Orig. desig. 



Taxonomy: Graham, 1956. Ent. Monthly Mag. 92: 256 (syn.). 

 coeruleus Ashmead. Kans. Generic placement of this sp. may be wrong, but the type is lost. 

 Metastenus coeruleus Ashmead, 1888. Kans. Agr. Expt. Sta., Bui. 3: App. p. VI. 9. 



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