ICHNEUMONIDAE 67 



Dolichomitus foxleei Townes, 1960. In Townes and Townes, U. S. Natl. 

 Mus. Bui. 216 (Pt. 2) : 116, 145. ?. 



imperator (Kriechbaumer) . Transcont. in Hudsonian, Canad. and Transit. 

 Zones. Hosts: Monochamus sp.; ? borers in conifers. 

 Pimpla imperator (Kriechbaumer) (transf. by Townes and Townes, 

 1960, pp. 114,154). 



irritator (Fabricius). Hosts: Anoplodera proxima (Say) , Megacylleyie cai'yae 

 (Gahan). Elaphidionoides incertus (Newm.), E. parellelus 

 (Newm.), E. villosus (F.), Elaphidion sp. in Quercus, Graphisurus 

 sp., Melandrya striata Say, Ohrium i-ufuluvi Gahan, Pachyta 

 lamed (L.), Pissodes approximatus Hopk., Stenocorus lineatus 

 (Oliv.), Ramosia tipuliformis (Clerck), Saperda discoidea (F.), 

 Synchroa punctata Newm., Xylotrechus annosus (Say). 

 Pimpla irritator (Fabricius) (transf. by Townes and Townes, 1960, pp. 

 113, 114,137). 



niessor perlongus (Cresson), changed status. Hosts: Saperda calcarata Say, 

 S. concolor Lee, S. moesta Lee. Dolichomitus messor niessor 

 (Grav.) is European. 



Pimpla perlongus (Cresson) (transf. and reduced to subsp. by Townes 

 and Townes, 1960, pp. 132, 134). 



Pimpla gigas (Walsh) (syn. by Townes and Townes, 1960, p. 134). 



*messor sparsus Townes. Yukon to Calif., east to Wyo., Colo., N. Mex. 

 Hosts: Buprestis confluenta Say, Saperda moesta LeC, S. in. tu- 

 lari F. & J., S. sp., Xylocrius agassizi (LeC). 

 Dolichomitus messor sparsus Townes, 1960. In Townes and Townes, U. S. 

 Natl. Mus. Bui. 216 (Pt. 2): 132, 133. $, 9. 



*populneus (Ratzeburg). Ont., Sask., Colo., Wash.; Europe. Hosts: wood 

 borer in Populus sp.; Saperda populnea (L.) in Germany. 

 Ephialtes populneus Ratzeburg, 1848. Die Ichn. d. Forstins., v. 2, p. 100. 



pterelas (Say). Europe. 



Pimpla pterelas (Say) (transf. by Townes and Townes, 1960, p. 150). 



pygniaeus (Walsh). N. H. to N. C. west to B. C. and Calif. Host: IPlectrura 

 spinicauda Mann. 

 Pimpla pygmaeus (Walsh) (transf. by Townes and Townes, 1960, pp. 

 113,115, 149). 



*sericeus (Hartig). Transcont. in Canad. Zone; Europe. Hosts: buprestid 

 borer in Picea, ITetropium cinnamojyterum Kby. 

 Closterocerus sericeus Hartig, 1847. Ber. Naturw. Ver. Harzes f. Jahre 

 1846/7, col. 18. $. 



*taeniatus Townes. Calif., Ariz. Hosts: Chrysobothris edwardsii Horn. 



Dolichomitus taeniatus Townes, 1960. In Townes and Townes, U. S. 

 Natl. Mus. Bui. 216 (Pt. 2) : 113, 114, 118. $, 9. 



terebrans nubilipennis (Viereck), changed status. Hosts: Pissodes duhius 

 Rand., P. engelmanni Hopk,, P. fasciatus LeC, P. fraseri 

 Hopk., P. rotundatus LeC, Pissodes spp., Scolytus sp. Typical 

 terebrans (Ratz.) occurs in Europe. 

 Calliephialtes nubilipennis (Viereck) (transf. and reduced to subsp. by 

 Townes and Townes, 1960, p. 122). 



*tuberculalus tuberculatus (Fourcroy). Alaska, B. C to Que. and N. B., 

 south to N. Y. and Oreg. Europe. Hosts: Hylobius pinieola 

 (Coup.); Monochamus sp., M. scutellatus (Say). Another subsp. 

 occurs in Japan. 

 Ichneumon tuberculatus Fourcroy, 1785. Ent. Parisiensis, p. 385. 9. 



*vitticrus Townes. Que. and Ont. south to Pa., west to Man., Wis., Kans. 



Dolichomitus vitticrus Townes, 1960. In Townes and Townes, U. S. Natl. 

 Mus. Bui. 216 (Pt. 2) : 114, 116. $, 9. 



