194 Hymenoptera in America North of Mexico 



gibbosa (Say). No. Amer. Host: Coleophora sp., Keiferia inconspicuella (Murtf.), Mompha 

 eloisella Clem., M. stellella Busck, Papaipema nebris f. nitela (Guen.), Phthorimaea 

 operculella (ZelL), Siomopteryx sp., Strobisia iridipennella Clem. 



Bassus gibbosus Say, 1836. Boston Jour. Nat. Hist. 1: 250. ?. 



Microdus pygmaeus Cresson, 1872. Amer. Ent. Soc, Trans. 4: 182. 9 , S. 



Agathis scrutator Provancher, 1886. Addit. Corr. Faune Ent. Canada Hym., p. 137. 9. 



Microdus dispar Provancher, 1886. Addit. Corr. Faune Ent. Canada Hym., p. 138. ?. 



Microdus meridionalis Viereck, 1903. Amer. Ent. Soc, Trans. 29: 96. 6. 



Microdus wichitaensis Viereck, 1905. Kans. Acad. Sci., Trans. 19: 276. 9. 



Microdus castaneicinctus Viereck, 1905. Kans. Acad. Sci., Trans. 19: 276. 9 . 



Biology: Odebiyi and Oatman, 1972. Ent. Soc. Amer., Ann. 65: 1104-1114. 

 imitata (Cresson). Mass., N. Y. 



Microdus imitatus Cresson, 1873. Canad. Ent. 5: 51. 9. 

 immaculata (Gahan). La., Tex. Host: Symmetrischema striatella (Murtf.) ?. Host needs to be 

 confirmed. 

 Bassus immaculatus Gahan, 1919. U. S. Natl. Mus., Proc. 55: 118. 9. 

 laticeps (Muesebeck). Mass., D. C, Tex., Ariz. 



Bassus laticeps Muesebeck, 1927. U. S. Natl. Mus., Proc. 69 (16): 53. 9. 

 malivorellae Shenefelt. Maine, W. Va. Host: Coleophora malivorella Riley. 



Bassus brevicauda Muesebeck, 1932. Wash. Acad. Sci., Jour. 22: 332. 9 . Preocc. by 



Reinhard, 1867. 

 Agathis malivorellae Shenefelt, 1970. Hym. Cat., part 6, p. 342. N. name for brevicauda 

 Muesebeck. 

 marginatifrons (Muesebeck). Ala. 



Bassus marginatifrons Muesebeck, 1927. U. S. Natl. Mus., Proc. 69 (16): 30. 9. 

 metzneriae Muesebeck. Que., N. H., Mass., Conn., N. Y., Ohio, Mich., N. Dak. Host: Metzneria 

 lappella (L.). 

 Agathis metzneriae Muesebeck, 1967. In Juhala, Ent. Soc. Amer., Ann. 60: 95. 9, d. 



Biology: Juhala, 1967. Ent. Soc. Amer., Ann. 60: 95-97. 

 nigricoxa (Provancher). Ont., N. B., N. Y., N. J., Pa., Mich. 



Microdus nigricoxus Provancher, 1886. Addit. Corr. Faune Ent. Canada Hym., p. 138. 9. 

 nigripes Cresson. Mass., Fla.; N. Dak. s. to Kans. and N. Mex., w. to Alta., Wash., Oreg., and 

 Calif. Host: Phaneta bucephaloides (Wlsm.). 



Agathis nigripes Cresson, 1865. Ent. Soc. Phila., Proc. 4: 297. 9. 



Agathis nigriceps Provancher, 1895. Nat. Canad. 22: 96. 9. 



Agathis wyomingensis Viereck, 1905. Kans. Acad. Sci., Trans. 19: 284. 9. 

 nigrotrochanterica (Viereck). Ga., Fla., Kans., Ariz. 



Microdus nigrotrochantericus Viereck, 1905. Kans. Acad. Sci., Trans. 19: 275. 9. 

 ninanae (Muesebeck). Ariz., Calif. Host: Laspeyresia ninana (Dyar). 



Bassus ninanae Muesebeck, 1927. U. S. Natl. Mus., Proc. 69 (16): 48. 9, i. 

 nucicola (Muesebeck). Wash., Oreg., Calif. Host: Melissopus latiferranus (Wlsm.). 



Bassus nucicola Muesebeck, 1940. Ent. Soc. Wash., Proc. 42: 91. 9, S. 



Biology: Dohanian, 1942. Jour. Econ. Ent. 35: 386-387. 

 perforator Provancher. Que. s. to D. C, w. to Alta. and S. Dak. 

 Agathis perforator Provancher, 1880. Nat. Canad. 12: 177. 9. 

 Agathis femorator Provancher, 1880. Nat. Canad. 12: 177. 9. 

 Bracon (Agathis) sassacus Viereck, 1917 (1916). Conn. State Geol. and Nat. Hist. Survey, 



Bui. 22, p. 231. 9,6. 

 Bracon (Agathis) bradfordensis Viereck, 1917 (1916). Conn. State Geol. and Nat. Hist. 

 Survey, Bui. 22, p. 231. S. 

 petiolata (Muesebeck). N. Mex. 



Bassus petiolatus Muesebeck, 1932. Wash. Acad. Sci., Jour. 22: 332. 9, cj. 

 pini (Muesebeck). Maine s. to Va. and Ohio. Host: Evetria sp., Petrova comstockiana (Fern.), 

 P. houseri Miller, Rhyacionia fnistrana (Comst.). 

 Bassus pini Muesebeck, 1940. Ent. Soc. Wash., Proc. 42: 92. 9. 



