1688 Hymenoptera in America North of Mexico 



Nysson (Nysson) minimus Rohwer, 1921. U. S. Natl. Mus., Proc. 59: 408. 9, {S misdet.). 

 Preocc. 



Nysson (Nysson) kaskaskia Pate, 1938. Amer. Ent. See, Trans. 64: 130. N. name. 

 subtilis Fox. N. Y., N. J., Pa., Md., D. C, W. Va. 



Nysson subtilis Fox, 1896. N. Y. Ent. Soc, Jour. 4: 14. 6. 

 timberlakei Bohart. South. Calif., Nev., N. Mex. 



Nysson timberlakei Bohart, 1968 (1967). Pan-Pacific Ent. 43: 324, figs. 3, 19, 28. 6, 9. 

 trichrus (Mickel). Que., N. Y., N. J., Pa., D. C, Va., Iowa, Nebr., Kans., Tex., Ala. 



Nysson nigripes Provancher, 1887. Addit. Corr. Faune Ent. Canada Hym., p. 269. "cJ" = 

 9. Preocc. 



Brachystegus trichrus Mickel, 1916. Amer. Ent. Soc, Trans. 42: 400. 9. 



Nysson (Nysson) melanopus Pate, 1938. Amer. Ent. Soc, Trans. 64: 130. N. name. 

 tristis Cresson. B. C, Wash., Oreg., Calif. 



Nysson tristis Cresson, 1882. Amer. Ent. Soc, Trans. 9: 281. S. 



Genus HYPONYSSON Cresson 



Hyponysson Cresson, 1882. Amer. Ent. Soc, Trans. 9: 273. 



Type-species: Hyponysson bicolor Cresson. Monotypic 



Revision: Pate, 1938. Amer. Ent. Soc, Trans. 64: 131-135, fig. 23. (N. Amer. spp.). 

 bicolor Cresson. Idaho, Wash., Oreg., Calif. 



Hyponysson bicolor Cresson, 1882. Amer. Ent. Soc, Trans. 9: 284. 9. 

 raui (Rohwer). Fla., Ala., Tenn., Mo., Ark., Okla., Tex. Host: Calliopsis nebrascensis Cwfd.? 

 Nysson (Hyponysson) raui Rohwer, 1917. U. S. Natl. Mus., Proc. 53: 176. 9. 



Biology: Rau, 1922. Acad. Sci. St. Louis, Proc. 24: 18 (host ?). 



Genus SYNNEVRUS Costa 



Synnevrus Costa, 1859. Fauna Regn. Napoli, Imen. AcuL, Nyssonid., p. 16. 



Type-species: Synnevrus procerus Costa. Monotypic 

 Synneurus Gerstaecker, 1867. Naturforsch. Gesell. Halle 10: 79. Emend. 



These wasps occur in the Holarctic Region. 



aequalis (Patton). Mass. south to Fla., La., Wis., 111., Iowa, S. Dak. 



Nysson aequalis Patton, 1879. Canad. Ent. 11: 212. 6. 

 aurinotus (Say). Ga., Ohio, Ind., Ill, Wis., Minn., Iowa, S. Dak., Nebr., Tex., Colo. 



Nysson aurinotus Say, 1837. Boston Jour. Nat. Hist. 1: 368. 



Nysson Freyi-Gessneri Handlirsch, 1887. Akad. Wiss. Wien, Math.-Nat. Kl., Sitzber. 95: 

 355. 6. 



Nysso7i ayignlaris Smith, 1908. Nebr. Univ. Studies 8: 340. 6. 



Nysson (Nysson) marlafti Rohwer, 1921. U. S. Natl. Mus., Proc. 59: 408. 9. 

 intermedius (Viereck). Tex., N. Mex., Ariz., Calif. 



Nysson intermedius Viereck, 1907. Amer. Ent. Soc, Trans. 33: 409. 9. 



Nysson (Nysson) coyotero Pate, 1940. Notulae Nat. 63: 3. 9, 6. 

 maderae Bohart. Ariz. (Santa Rita Mts.). 



Sy7ineurus(l) maderae Bohart, 1968. Pan-Pacific Ent. 44: 233, fig. 13. 6. 

 plagiatus (Cresson). U. S., east of Rockies. Host: Spliex ichneumoneus (L.)? 



Nysson plagiatus Cresson, 1882. Amer. Ent. Soc, Trans. 9: 276. 9,6. 



Biology: Ristich, 1953. Canad. Ent. 85: 380 (host ?). 



Genus EPINYSSON Pate 



Nysson subg. Epinysson Pate, 1935. Ent. News 46: 250. 



Type-species: Nysso7i basilaris Cresson. Orig. desig. 



Authenticated hosts for this genus are all in the genus Hoplisoides (Gorytinae). Epinysson oc- 

 curs only in the New World. 



