Superfamily ICHNEUMONOIDEA 561 



litus Townes. N. S., s.w. Alaska, w. Wash., w. Oreg., Nev., Calif. 



Exochus litus Townes, 1959. In Townes and Townes, U. S. Natl. Mus. Bui. 216 [pt. 1]: 196. 

 6, 9. 

 mandibularis Cushman. N. H., Mich. 



Polyclistus frontalis Ashmead, 1902. hi Slosson, Ent. News 13: 321. Nomen nudum. 

 Exochus mandibularis Cushman, 1922. U. S. Natl. Mus., Proc. 61 (8): 13. "cJ" = 9. 

 megadon Townes. R. I., N. Y., N. J., Mich., Colo. 



Exochus megadon Townes, 1959. In Townes and Townes, U. S. Natl. Mus. Bui. 216 [pt. 1]: 

 259. 9. 

 mesodon Townes. R. I., Conn., N. Y. 



Exochus mesodon Townes, 1959. In Townes and Townes, U. S. Natl. Mus. Bui. 216 [pt. 1]: 

 258. 9. 

 mesorufus Townes. N. B., N. Y., Del., Ala. 



Exochus mesorufus Townes, 1959. hi Townes and Townes, U. S. Natl. Mus. Bui. 216 [pt. 

 1]:232. S,9. 

 mitratus atrocoxalis Cresson. N. B. w. to s. Man., s. to W. Va. and Tex. Host: Tortricid on 

 Kalmia. According to Townes and Townes (1959) E. mitratus juitratus Gravenhorst 

 and two other "subspecies" occur in Europe; they regarded a specimen from Japan as 

 belonging to an undescribed subspecies. 

 Exochus atrocoxalis Cresson, 1868. Amer. Ent. Soc, Trans. 2: 114. 9. 



Taxonomy: Townes and Townes, 1959. U. S. Natl. Mus. Bui. 216 [pt. 1]: 181. 

 mitratus orias Townes. Wyo., Alta., Utah, B. C, Wash., Oreg., Nev., Calif. 



Exochus mitratus orias Townes, 1959. In Townes and Townes, U. S. Natl. Mus. Bui. 216 

 [pt. 1]: 182. cJ, 9. 

 montivagus Townes. Colo. Ecology: Known only from the holotype, which was collected at an 

 elevation of 9400 ft. in the Rocky Mts. 

 Exochus 7no7itivagus Townes, 1959. In Townes and Townes, U. S. Natl. Mus. Bui. 216 [pt. 

 1]: 201. 9. 

 nigripalpis subobscurus Townes. Calif. Host: Argyrotaenia citrayia (Fern.), A. franciscana 

 (Wlshm.), Platynota stuliaiia (Wlshm.), rose leaf tier. E. nigripalpis nigripalpis 

 Thomson is European. 

 Exochus nigripalpis siibobscurus Townes, 1959. hi Townes and Townes, U. S. Natl. Mus. 

 Bui. 216 [pt. 1]:219. 6, 9. 

 nigripalpis tectulum Townes. N. S. w. to B. C, s. to w. N. C, s. Wis., Colo., and n. Oreg. Host: 

 Archips argyrospilus (Wlk.), A. rosanus (L.), Ckoristoneura fumiferana (Clem.), C. 

 lauibertiana ponderosana Obraz., C. occidentalis Free. 

 Exochus nigripalpis tectulum Townes, 1959. In Townes and Townes, U. S. Natl. Mus. Bui. 

 216 [pt. 1]:218. (J, 9. 



ochreatus Townes. Ariz. 



Exochus ochreatus Townes, 1959. In Townes and Townes, U. S. Natl. Mus. Bui. 216 [pt. 1]: 

 202. 6. 

 ostentatus Davis. N. Y., N. J., Pa., Md., D. C, Ont., Ala., Minn., e. Alta. 

 Exochus ostentatus Davis, 1897. Amer. Ent. Soc, Trans. 24: 217. 6. 

 peroniae Townes. N. S., N. B., Que., Maine, N. H., Vt., N. Y., s.w. Va., Ont., Mich., Colo., s. B. 

 C, Wash., Oreg. Host: Acleris variana (Fern.), Archippus packardianus (Fern.) on 

 Abies, Argyrotaenia sp.? on Abies, Clepsis melaleucana (Wlk.), Croesia albicomana 

 (Clem.) on scarlet oak. 

 Exochus peroniae Townes, 1959. In Townes and Townes, U. S. Natl. Mus. Bui. 216 [pt. 1]: 

 235. cJ, 9. 

 pictus xanthopsis Ashmead. N. S., Que., Maine, N. H., N. Y., w. N. C, e. Tenn. Ont., Cole, s. B. 

 C, Wash., Oreg., n. Calif., E. pictus pictus Holmgren is European. One specimen in the 

 U. S. Natl. Museum collection is labeled as being reared from Heterarthrus nemoratus 

 (Fall.), but this host record is almost certainly incorrect (see E. cuneatus Townes). 

 Exochus xanthopsis Ashmead, 1896. Amer. Ent. Soc, Trans. 23: 201. 6. 



