1 178 Hymenoptera in America North of Mexico 



attenuata Walker. Ont.; Europe. Host: Dasineum alopecuri (Reuter). 

 Platygaster atteniuitus Walker, 1835. Ent. Mag. 3: 245. 9,6. 



Biology: Gilbert, 1935. Canad. Ins. Pest Rev. 13: 88. —Graham, 1965. Canada Dept. Agr., 



Inform. Bui. 4: 54. 

 baccharicola (Ashmead). Fla., Miss., La. Host: Originally cited as Cecido7}njia baccliaricola 

 Ashm. MS. 



PohjgHotux baccharicola Ashmead, 1887. Canad. Ent. 19: 132. 9,6. 

 burkei (Rohwer). Calif. (Placerville). Host: Cecidomyiid on Pi)ius ponderosa. 



Polygnotus burkei Rohwer, 1917. U. S. Natl. Mus., Proc. 53: 170. 9,6. 

 californica (Ashmead). Calif., Idaho. Host: Rliopalomijia californica Felt. 



Polygnotus califoniicus Ashmead, 1893. U..S. Natl. Mus., Bui. 45: 302, 321. 9, 6. 

 caryae Ashmead. N. Y. (Nyack). Host: CaryoHiyia holotrklia (0. S.). 



Platygaster caryae Ashmead, 1893. U. S. Natl. Mus., Bui. 45: 323. 9,6. 

 coloradensis (Ashmead). Colo., Utah, Idaho. Host: Rhopaloniyia betheliana Ckll. 



Polygnotus coloradensis Ashmead, 1893. U. S. Natl. Mus., Bui. 45: 302, 320. 9,6. 



Columbiana Fouts. Mo. (Cadet). Host: Cecidomyiid in elder flower bud. 



Polygnotus aluicola Ashmead, 1893. U. S. Natl. Mus., Bui. 45: 301, 310. 9. Preocc. by 

 Polymecus alnicola Ashmead, 1893, p. 283, when this was placed in Platygaster. 



Platygaster cohonbiana Fouts, 1924. U. S. Natl. Mus., Proc. 63 (15): 29, 95. N. name. 

 compressiventris (Ashmead). D. C. 



Polymecus conipressicentris Ashmead, 1893. U. S. Natl. Mus., Bui. 45: 278, 282. 9. 

 confusa Fouts. Colo. 



Ectadius pallipes Ashmead, 1890. Colo. Biol. Assoc, Bui. I: 9. 9, 6. Preocc. by Say, 1829. 



Ectadius pollidipes Dalla Torre, 1898. Cat. Hym., v. 5, p. 486. Emend. Preocc. by Dalla 

 Torre, 1898. 



Platygaster confusa Fouts, 1924. U. S. Natl. Mus., Proc. 63 (15): 26, 44. N. name. 

 cynipicoia (Ashmead). Va. (Arlington). Host: Neurotenis quercu.'ibatatiis (Fitch). 



Polygnotus cynipicoia Ashmead, 1893. U. S. Natl. Mus., Bui. 45: 302, 314. 9, "6" = 9. 



diplosidis (Ashmead). Mass. to N. C. and w. to Calif. Host: Cecidomyia piniinopis 0. S. 

 Polygnotus diplosidis Ashmead, 1893. U. S. Natl. Mus., Bui. 45: 300, 306. 9. 

 Polygnotus pinicola Ashmead, 1893. U. S. Natl. Mus., Bui. 45: 301, 307. 9, 6. 



Ta.xonomy: Fouts, 1924. U. S. Natl. Mus., Proc. 63 (15): 58-60. 

 distincta Fouts. Calif. Host: Thecodiplosis piniradiatae (Snow and Mills), Cecidomyia 

 resinicoloides Williams. 

 Platygaster distincta Fouts, 1926. Ent. Soc. Wash., Proc. 28: 176. 6. 

 errans Fouts. Fla., Ga., La. 



Platygaster errons Fouts, 1924. U. S. Natl. Mus., Proc. 63 (15): 29, 93. 9. 



erythropus (Ashmead). Ont. (Ottawa). 



Metaclisis erythropus Ashmead, 1888. Canad. Ent. 20: 51. "9" = 6. 



eurotiae (Ashmead). Calif. Host: Cecidomyiid gall-maker on Eurotia. 



Polygnotus eurotiae Ashmead, 1893. U. S. Natl. Mus., Bui. 45: 302, 315. 9. 

 euurae (Ashmead). Mo. (St. Louis). Host: Euura s-nodiis Walsh. 



Polygnotus euurae Ashmead, 1893. U. S. Natl. Mus., Bui. 45: 304, 318. 6. 

 exiguae Fouts. Colo. Host: Rhabdophaga coloradensis Felt on Salix exigua. 



Platygaster exiguae Fouts, 1926. Ent. Soc. Wash., Proc. 28: 175. 9. 

 feltii Fouts. Tex. Host: Walshomyia texana Felt. 



Platygaster feltii Fouts, 1920. Ent. Soc. Wash., Proc. 22: 70. 9, 6. 



filicaudis Fouts. Fla. (Paradise Key). 



Platygaster filicaudis Fouts, 1925. Ent. Soc. Wash., Proc. 27: 95. 9, 6. 



filicornis (Ashmead). Ont., N. H., D. C, Wis. Host: Thecodiplosis piniresinosae Kearby and 

 Benjamin. 

 Polygnotus filicornis Ashmead, 1893. U. S. Natl. Mus., Bui. 45: 302, 321. 9, cJ. 



flavitarsis Fouts. Md. (Glen Echo). 



Platygaster flavitarsis Fouts, 1926. Ent. Soc. Wash., Proc. 28: 176. 9. 



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