296 Hymenoptera in America North of Mexico 



Elassus Wesmaei, 1835. Nouv. Mem. Acad. Sci. Bru.xelles 9: 85. 

 Type-species: Apliidius parcicornis Nees. Monotypic. 



Revision: Gahan, 1911. Md. Agr. Expt. Sta., Bui. 152: 157-159 (No. Amer. spp.). — Stelfox, 

 1941. Roy. Irish Acad., Proc. 46: 125-142 (Irish spp.). —Smith, 1944. Aphidiinae of North 

 America, pp. 15-21 (No. Amer. spp.). — Stary, 1958. Acta Faun. Ent. Mus. Natl. Pragae 3: 

 61-85 (Eur. spp., fossil spp.). —Stary, 1962. Opusc. Ent. 27: 87-98 (Eur. spp.). -Liu, 1968. 

 Jour. Taiwan Agr. Res. 17: 35-48 (Taiwan spp.). — Takada, 1968. Insecta Matsumurana 30: 

 70-77 (Jap. spp.). 



Taxonomy: Mackauer, 1961. Beitr. z. Ent. 11: 794, 798-799 (phylogeny, systematic position). 

 — Mackauer, 1968. Hym. Cat., part 3, pp. 9-13 (cat. World spp.). 



Biology: Mackauer and Stary, 1967. Index World Aphidiidae, pp. 15-21 (host list). 



Morphology: Ivanova-Kasas, 1956. Ent. Obozr. 35: 245-261 (embryology). — Sedlag, 1956. 

 Deut. Zool. Gesell., Verh. 1956: 356-361 (female genitalia). — Eastop, 1966. Roy. Ent. Soc. 

 London, Proc. (A) 41: 42-44 (mouthparts). 

 brevis Stelfox. Canada, Colo., Alaska; Europe. Parasitic on aphids associated with Betiila and 



AhiHs. 

 Ephedrus breris Stelfox, 1941. Roy. Irish Acad., Proc. 46: 140. 9,6. 

 Epiiedru.s picticoniis Stelfox, 1941. Roy. Irish Acad., Proc. 46: 138. 9,6. 

 californicus Baker. N. B., Que., Ont., Md., Mich., Alta., Idaho, Utah, Ariz., B. C, Oreg., Calif. 



Host: Acyrtlio.'iipho)i pisH»i (Harr.), Dacfynotii.'^ anibro.siae (Thorn.), Macrosiphum 



agrinionk'Uuni (Ckll.), M. eiiphorbiae (Thomas), M. ro.sae (L.), Rhopalomijzu.'i grabhaiui 



(Ckll.). 

 Epliedrus califoDiiciix Baker, 1909. Pomona Jour. Ent. 1: 23. 9. 

 EphedruH nigricornk Gahan, 1911. Md. Agr. Expt. Sta., Bui. 152: 159. 9. 

 EphedruH aetifimlia Viereck, 1915. Calif. State Comm. Hort., Monthly Bui. 4: 286. 9. N. 



syn. 



Taxonomy: Mackauer, 1963. Canad. Ent. 95: 923-924. —Mackauer and Finlayson, 1967. Canad. 



Ent. 99: 1072-1074. 

 incompletus (Provancher). Ont., N. B. s. to Fla., w. to Kans.; Oreg. Host: Acyrthosiphon 



dirhoditui (Wlkr.), Aphis naxturtii Kalt., Aiilacorthuni sp., Dactynotus erigeronensis 

 (Thom.), D. mini (H. and F.), D. rudbeckiae (Fitch), Lipaphis erysinii (Kalt.), 

 Macrosiphum agrinionielluni (Ckll.), M. euphorbiae (Thom.), M. liriodendri (Monell), M. 

 rosae (L.), Microparsus variabilis Patch, Myzus cerasi (F.), M. certiis (Wlkr.), M. 

 persicae (Sulzer), Nercorylobiion carpinicolens (Patch). This species is occasionally 

 confused with Ephedrus californicus Baker. 



PerilHus incompletus Provancher, 1886. Addit. Corr. Faune Ent. Canada Hym., p. 126. 6. 



Ephedrus incompletus Provancher, 1886. Addit. Corr. Faune Ent. Canada Hym., p. 156. 9. 



Scotioneurus dives Provancher, 1886. Addit. Corr. Faune Ent. Canada Hym., p. 157. 6. 



Ephedrus rosac Withington, 1909. Kans. Acad. Sci., Trans. 22: 318. 9,6. 



Biology: Withington, 1909. Kans. Acad. Sci., Trans. 22: 318-321. —Wheeler, 1923. Ent. Soc. 

 Amer., Ann. 16: 1-29. 

 lacertosus (Haliday). Canada, Md., Mich., Colo., Alaska, Wash., Oreg.; Mex.; Europe. Host: 

 Amphorophora agathonica Hottes, Macrosiphoniella absinthii (L.), Macrosiphum 

 agrimoniellum (Ckll), M. rosae (L.), Masonaphis maxima (Mason). 

 Aphidius {Ephedrus) lacertosus Haliday, 1833. Ent. Mag. 1: 486. 9, cJ. 

 Ephedrus lacerto.sns var. homostigma Fahringer, 1934. Arkiv f. Zool. 27(A): 13. 6. 

 Ephedrus muesebecki Smith, 1944. Aphidiinae of North America, p. 20. 9, 6. 



Taxonomy: Mackauer, 1961. Beitr. z. Ent. 11: 99. — Sharma and Subba Rao, 1965 (1964). 

 Indian Jour. Ent. 26: 458-459. 



Biology: Dill, 1937. Naturf. Gesell. Aargau, Mitt. 20: 157-240. 

 palaestinensis Mackauer. Calif.?; Eastern Mediterranean. Liberated in Calif, but not known to 

 be established. Host: Aphis craccivora Koch, A. gossypii Glover, Rhopalosiphum maidis 

 (Fitch), R. padi (L.). 

 Ephedrus (Ephedru.'^) palae.'itiuensis Mackauer, 1959. Beitr. z. Ent. 9: 867. 9, 6. 



