712 Hymenoptera in America North of Mexico 



plumosus Dasch. N. Y., Ont., Ohio, Mich., Colo., Idaho, e. Wash. Ecology: Oviposits into adult 

 Chrysomelidae (Phyllotreta armoraciae [Koch], P. striolata [F.]) which have been 

 parasitized by euphorine Braconidae. Host: Microctonus vittatae Mues. The paratype of 

 Mesochorus plumosus from D. C. was reared together with seven paratypes of 

 Microctonus vittatae Mues. 

 Mesochorus phimosus Dasch, 1971. Amer. Ent. Inst., Mem. 16: 246. cJ, 9. 

 prolatus Dasch. Que., w. N. W. T., Alta., interior Alaska, w. B. C. 



Mesochorus prolatus Dasch, 1971. Amer. ent. Inst., Mem. 16: 180. 6,9. 

 punctifrons Dasch. Western N. C, Ohio, s. 111., s. B. C. Ecology: The holotype was collected at 

 an elevation between 4800 ft. and 5300ft. on Mt. Pisgah, N. C. Host: Leiophron sp. ex 

 Plagiognathus sp. on Solidago. 

 Mesochorus punctifrons Dasch, 1971. Amer. Ent. Inst., Mem. 16: 212. cJ, 9. 

 recurvatus Dasch. Southwestern B. C. Known only from the holotype. 



Mesochorus recurvatus Dasch, 1971. Amer. Ent. Inst., Mem. 16: 172. 9. 

 restrictus Dasch. Que., s.e. Ont., n.e. Alta., s.e. Utah, s. B. C, n. Calif. 



Mesochorus restrictus Dasch, 1971. Amer. Ent. Inst., Mem. 16: 113. 6, 9. 

 sabulosus Dasch. Southern Colo., Utah. Ecology: The holotype was collected at Great Sand 

 Dunes, Alamosa Co., Colo. 

 Mesochorus sabulosus Dasch, 1971. Amer. Ent. Inst., Mem. 16: 129. 6,9. 

 scabrosus Dasch. Northeastern Pa. Known only from the holotype. 



Mesochorus scabrosus Dasch, 1971. Amer. Ent. Inst., Mem. 16: 209. 9. 

 solidus Dasch. R. I., s.w. Mich., Colo., s. B. C. 



Mesochorus solidus Dasch, 1971. Amer. Ent. Inst., Mem. 16: 220. 6, 9. 

 spinosus Dasch. Ariz. 



Mesochorus spinosus Dasch, 1971. Amer. Ent. Inst., Mem. 16: 75. 6. 

 sulcatus Dasch. Western Va. Ecology: The only three specimens known were collected at 

 Mountain Lake, Va. 

 Mesochorus S2ilcatus Dasch, 1971. Amer. Ent. Inst., Mem. 16: 74. 9. 

 sylvarum Curtis. Newfoundland (n. Labrador) w. to n. Yukon and Alaska, s. to n.w. S. C, Mo., 

 Colo., and n. Calif.; n. Eurasia; n. Mexico. Ecology: Reared or presumed to have been 

 reared from parasites of the following- Tortricidae (Acleris chalybeana [Fern.], A. 

 variana [Fern.], Archips sp., Choristoneura conflictana [Wlk.], C.fumiferana [Clem.], C. 

 rosaceana [Harris], Sparganothis pettitana [Rob.]), Olethreutidae (Epinotia sp., E. 

 solandriana [L.], Grapholitha molesta [Bsk.], Pseudexentera sp., Zeiraphera sp., Z. 

 canadensis M. and F.), Gelechiidae (Anacampsis inocuella [ZelL], A. niveopulvella 

 [Chamb.]), Noctuidae (Feralia sp.), and Notodontidae {Centra borealis [Bdv.]). Host: 

 Meteorus sp.?, Microgaster peroneae Wly., Enytus eureka Ash., Glypta fumiferanae 

 (Vier.), G. inversa Cr., Actia diffidens Curran. 

 Mesochorus sylvarum Curtis, 1833. Brit. Ent., v. 10, pi. 464. 9. 

 Mesochorus atriventris Cresson, 1872. Canad. Ent. 4: 21. cJ. 



Mesochorus politus Provancher, 1883. Nat. Canad. 14: 4. 9. Preocc. by Gravenhorst, 1829. 

 Mesochorus provancheri Dalla Torre, 1901. Cat. Hym., v. 3, p. 57. N. name for politus 



Provancher. 

 Mesochorus silvaruyn Dalla Torre, 1901. Cat. Hym., v. 3, p. 57. Emendation. 

 tachinae Ashmead. N. S. w. to B. C, s. to e. N. C, n. Ga., 111., Colo., and n. Calif. Ecology: 



Reared or presumed to have been reared from parasites of the following-- Geometridae 

 (Aethalura anticaria [Wlk.], Caripeta divisata Wlk., Cladara limitaria [Wlk.], C. 

 nigroangulata [Stkr.], Cyclophora pendulinaria [Gn.], Deilinea sp., Ectropis 

 crepuscularia [D. and S.], Enypia packardata Tay.?, Erannis tiliaria [Harris], 

 Eupithecia sp., E. luteata bifasciata [Dyar], E. transcanadata MacKay, Hydriomena 

 renunciata columbiata Tay., Hyperetis amicaria [H.-S.], Iridopsis emasculata [Dyar]?, 

 Lambdina fiscellaria lugubrosa [Hulst], N eyyiatocampa filamentaria Gn., Nepytia 

 phantasmaria [Stkr.], Semiothisa sp., S. "granitata" auct.), Noctuidae {Feralia sp., F. 

 jocosa [Gn.], Hypena humuli [Harris], Zale minerea norda [Smith]), Dioptidae 

 {Phryganidea sp.), Tortricidae {Acleris variana [Fern.] and tortricid), and Oecophoridae 



