288 Hymenoptera in America North of Mexico 



1974. Roy. Ent. Soc. London, Trans. 126: 222-238 (Eur. spp.). —Loan, 1975 (1974). Nat. 

 Canad. 101: 824-834 (No. Amer. spp.). 



Taxonomy: Muesebecl<, 1958. U. S. Natl. Mus., Proc. 107: 410-412. — Shenefelt, 1969. Hym. 

 Cat., part 4, p. 33-48 (cat. World spp.). —Loan and Bilewicz-Pawinska, 1973. Environ. Ent. 

 2: 271-278. —Loan, 1974. Roy. Ent. Soc. London, Trans. 126: 222 (syn. of Eiiphoriana). 



Biology: Loan, 1975 (1974). Nat. Canad. 101: 822-824. 



birdi Loan. Maine, N. Y., Pa. 



Leiophron birdi Loan, 1975 (1974). Nat. Canad. 101: 826. S. 



borealis Loan. Ont. 



Leiophron borealis Loan, 1975 (1974). Nat. Canad. 101: 826. 6. 



brevipetiolatus Loan. Colo. 



Leiophron brei'ipetiolatits Loan, 1975 (1974). Nat. Canad. 101: 831. cJ. 

 cephalicus (Provancher). Ont., Colo. 



Microctonit.s cephdlicus Provancher, 1886. Addit. Corr. Faune Ent. Canada Hym., p. 127. 

 6. 



EuphoruH Hpini.scapitfi Muesebeck, 1936. U. S. Dept. Agr., Misc. Pub. 241, p. 30. 9. 



Taxonomy: Loan, 1975 (1974). Nat. Canad. 101: 830. 



compressus Loan. Calif. 



Leiophron compreHSHs Loan, 1975 (1974). Nat. Canad. 101: 828. S. 



fumipennis Loan. Que. 



Leiophron fumipennis Loan, 1975 (1974). Nat. Canad. 101: 832. S. 



fuscipennis Loan. La. 



Leiophron fiiscipennis Loan, 1975 (1974). Nat. Canad. 101: 829. 9. 



grohi Loan. Maine, Ont. 



Leiophron grohi Loan, 1975 (1974). Nat. Canad. 101: 829. <S . 

 lygivora (Loan). Ont. Host: Lygus lineolaris (P. de B.). 



Enphoriana lygicora Loan, 1970 (1969). Ent. Soc. Ont., Proc. 100: 193. 9. 

 maculipennis (Ashmead). Fla., Ont. Host: Diaphnocoris chloronis (Say). 



Sierola niacitlipennis Ashmead, 1887. Ent. Amer. 3: 75. 9. 

 muesebecki (Loan). Ont. Host: Lopidea marginalis (Reut.). 



Enphoriana muesebecki Loan, 1970. Ent. Soc. Wash., Proc. 72: 441. 9, 6. 

 occipitalis (Muesebeck). Idaho, Ariz., Calif. 



Eiiphorus occipitalis Muesebeck, 1936. U. S. Dept. Agr., Misc. Pub. 241, p. 29. 9. 



pallidipennis Loan. Ariz. 



Leiophron pallidipennis Loan, 1975 (1974). Nat. Canad. 101: 830. 9. 



provancheri Loan. Tex. 



Leiophron provancheri Loan, 1975 (1974). Nat. Canad. 101: 831. 9. 



rufipennis Loan. Ont., Nebr. 



Leiophron rufipennis Loan, 1975 (1974). Nat. Canad. 101: 833. 6. 



scitulus (Cresson). 111. 



Euphorus scitulus Cresson, 1872. Canad. Ent. 4: 227. V. 

 trygonotylidis Loan. Ont. Host: Trygonotylus coelestialiuni (Kirkaldy). 



Leiophron trygonotylidis Loan, 1975 (1974). Nat. Canad. 101: 834. 9, 6. 

 tuberculatus (Muesebeck). N. H., Ky., Ga., Fla. 



Euphorus tuberculatus Muesebeck, 1936. U. S. Dept. Agr., Misc. Pub. 241, p. 31. 9, cJ. 

 uniformis (Gahan). Widely distributed in U. S. Host: Lygus elisus Van Duzee, L. hesperus 

 Knight, L. lineolaris (P. de B.), L. pratensis (L.). 



Enphoriana uniformis Gahan, 1913. U. S. Natl. Mus., Proc. 46: 433. 9, 6. 



Biology: Clancy and Pierce, 1966. Jour. Econ. Ent. 59: 853-858. 



Genus MICROCTONUS Wesmael 



Microctonus Wesmael, 1835. Nouv. Mem. Acad. Sci. Bruxelles 9: 54. 



Type-species: Perilitus aethiops Nees. Desig. by Foerster, 1862. 



