814 Hymenoptera in America North of Mexico 



Type-species: Lonchetron fennicum Graham. Orig. desig. 

 giraulti (Peck). Ont. 



Habrocytus canadensis Girault, 1917. Canad. Ent. 49: 179, 181, 182. 9. Preocc. by 



Ashmead, 1887. 

 Habrocytus giraulti Peck, 1951. In Muesebeck, et al., U. S. Dept. Agr., Agr. Monog. 2: 562. 

 N. name. 



Genus BELONURA Ashmead 



Belonura Ashmead, 1896. Amer. Ent. Soc, Trans. 23: 224. 



Type-species: Belonura singxilaris Ashmead. Orig. desig. 

 singularis Ashmead. Maine, Mass., Conn., Va., Ga., Fla., La. Host: Cirrula gigantea Cress., 

 Dimecoenia spinosa (Loew). 

 Belonura siyigularis Ashmead, 1896. Amer. Ent. Soc, Trans. 23: 225. 9. 



Genus CAENACIS Foerster 



Caenacis Foerster, 1856. Hym. Stud., v. 2, p. 64. No species. 



Type-species: Caeyiacis grandiclava Thomson. Desig. by Ashmead, 1904. 

 asinus Girault. Calif. 



Caenacis asinus Girault, 1917. New Chalcid Flies, p. 3. 9. 

 cupraeus (Provancher). Que., Ont. Host: Megachile albitarsis Cress., M., centruncularis (L.). 



Semiotelhis cupraeus Provancher, 1881. Nat. Canad. 12: 295. 6. 



Seyniotellus cupreus Dalla Torre, 1898. Cat. Hym., v. 5, p. 211. Emend. 



Taxonomy: Burks, 1964 (1963). Canad. Ent. 95: 1261. 



Genus PSILONOTUS Walker 



Psilonotus Walker, 1834. Ent. Mag. 2: 168, 179. 



Type-species: Psilonotus adamas Walker. Monotypic. 

 Janvartsovia Nikol'skaya 1954. Zool. Inst. Leningrad, Trudy 16: 412. 



Type-species: Janvartsovia betulae Nikolskaja. Orig. desig. 



Taxonomy: Graham, 1958. Ent. Monthly Mag. 94: 120 (syn.). 

 achaeus Walker. Ont.; Europe. Ecology: Associated with Betula. 

 Psilonotus Achaeus Walker, 1848. Ent. Mag. 2: 105, 161. 9. 

 Pteromalus Cyamon Walker, 1848. Ent. Mag. 2: 123, 176. 6. 

 Psilonotus viridulus Thomson, 1878. Hym. Scand., v. 5, p. 83. 9. 



Taxonomy: Graham, 1957. Ent. Monthly Mag. 93: 231 (syn.). —Graham, 1969. Brit. Mus. (Nat. 

 Hist.) Ent., Bui. sup. 16: 627 (types). 



Genus KARPINSKIELLA Boucek 



Karpinskiella Boucek, 1955 (1954). Roczniki Nauk Lesnych 11: 86. 

 Type-species: Karpinskiella pityophthori Boucek. Orig. desig. 



The adults of these parasites emerge from adult scolytid hosts. 



Taxonomy: Hedqvist, 1963. Stud. Forest. Suecica 11: 115. 

 paratomicobia Hagen and Caltagirone. Utah, Ariz., Calif. Host: Dendroctonus pseudotsugae 

 Hopk. 

 Karpinskiella paratomicobia Hagen and Caltagirone, 1968. Pan-Pacific Ent. 44: 241. 9, 6. 



Biology: Furniss, 1968. Ent. Soc. Amer., Ann. 61: 1384 (life hist.). 



Genus MESOPOLOBUS Westwood 



Mesopolobus Westwood, 1833. London, Edinb. and Dublin Phil. Mag. and Jour. Sci. (3) 2: 



443. 



Type-species: Mesopolobus fasciiventr is Westwood. Monotypic. 

 Platymesopus Westwood, 1833. London, Edinb. and Dublin Phil. Mag. and Jour. Sci. (3) 2: 



444. 



