156 Hymenoptera in America North of Mexico 



Genus PIOSCELUS Muesebeck and Walkley 



Pioscelus Muesebeck and Walkley, 1951. U. S. Dept. Agr., Agr. Monog. 2, p. 180. 

 Type-species: Hedysomus wichitus Viereck. Orig. desig. 



borealis (Ashmead). Ont. 



Caenophanes borealis Ashmead, 1891. Canad. Ent. 23: 2. 9. 



Taxonomy: Marsh, 1973. Wash. Acad. Sci., Jour. 63: 71. 

 wichitus (Viereck). Md., Fla., Ohio, Tenn., Miss., Wis., Ill, Iowa, Kans. Ecology: "reared from 

 eggs of cicada." This record needs to be confirmed. 

 Hedysomus wichitus Viereck, 1907. Amer. Ent. Soc, Trans. 33: 404. 6. 

 Heterospilus bearneri Rohwer, 1925. Wash. Acad. Sci., Jour. 15: 177. 9, d. 



Genus PTESIMOGASTER Marsh 



Ptesimogaster Marsh, 1965. Ent. Soc. Amer., Ann. 58: 691. 



Type-species: Ptesimogaster parkeri Marsh. Orig. desig. 



Taxonomy: Matthews and Marsh, 1969. Ent. Soc. Wash., Proc. 71: 94-98. 

 gundlachi (Cresson). Fla.; West Indies. 



Stenophasmus gundlachi Cresson, 1865. Ent. Soc. Phila., Proc. 4: 85. 9. 

 Stenophasmus cubensis Cresson, 1865. Ent. Soc. Phila., Proc. 4: 86. 9. 

 StenophasJHUs pusillus Cresson, 1865. Ent. Soc. Phila., Proc. 4: 87. S. 



parkeri Marsh. Tex., Ariz.; Mexico. 



Ptesimogaster parkeri Marsh, 1965. Ent. Soc. Amer., Ann. 58: 693. 9,6. 



Genus RHACONOTUS Ruthe 



Rhaconotus Ruthe, 1854. Stettin. Ent. Ztg. 15: 349. 



Type-species: Rhaconotus acicidatus Ruthe. Monotypic. 

 Hedysomus Foerster, 1862. Naturh. Ver. Rheinlande, Verb. 19: 238. 



Type-species: Hedysomus elegans Foerster. Orig. desig. 

 Hormioptems Giraud, 1869. Soc. Ent. France, Ann. (4) 9: 478. 



Type-species: Hormiopterus Ollivieri Giraud. Monotypic. 

 Rhadinogaster Szepligeti, 1908. Leyden Mus., Notes 29: 223. 



Type-species: Rhadinogaster testacea Szepligeti. Desig. by Viereck, 1914. 

 Euryphrymnus Cameron, 1910. Wien. Ent. Ztg. 29: 100. 



Type-species: Euryphrymnus testaceiceps Cameron. Monotypic. 



Revision: Nixon, 1941. Ann. and Mag. Nat. Hist. (11) 7: 473-503 (Indian and Afr. spp., 

 redescr. of type-species). — Telenga, 1941. Fauna U. S. S. R., v. 5, n. 3, p. 68-70, 387 (some 

 Eur. spp.). —Granger, 1949. Inst. Sci. Madagascar, Mem. (A)2: 126-137 (Madag. spp.). 

 —Marsh, 1976. Ent. Soc. Wash., Proc. 78: 389-403 (No. Amer. spp.). 



Taxonomy: Marsh, 1973. Wash. Acad. Sci., Jour. 63: 72. — Shenefelt and Marsh, 1976. Hym. 

 Cat., part 13, p. 1334-1343 (cat. World spp.). 

 atratus Marsh. N. H., Mass., N. Y., Md., Mich., Minn. 



Rhaconotus atratus Marsh, 1976. Ent. Soc. Wash., Proc. 78: 392. 9,6. 



badius Marsh. Ind., Nebr., Alta., Wash. 



Rhaconotus badius Marsh, 1976. Ent. Soc. Wash., Proc. 78: 393. 9. 

 barri Marsh. Idaho. Ecology: Reared from Eurotia lantana Moq. infested with Acmaeodera 

 immaculata Horn. 



Rhaco7iotus barri Marsh, 1976. Ent. Soc. Wash., Proc. 78: 394. 9,6. 



brevicaudus Marsh. Mass., Ont. 



Rhaconotus brevicaudus Marsh, 1976. Ent. Soc. Wash., Proc. 78: 395 9. 



canadensis Marsh. Sask. 



Rhaconotus canadensis Marsh, 1976. Ent. Soc. Wash., Proc. 78: 396. 9, 6. 



