Superfamily ICHNEUMONOIDEA 685 



Type-species: Tanychela aurea Townes. Monotypic and orig. desig. 



The type-species occurs in southeastern Brazil. An undescribed species occurs in California; it 

 has been reared from a stream-dwelling pyralid, Argyractis sp. 



Genus CREMASTUS Gravenhorst 



Cremastus Gravenhorst, 1829. Ichn. Europaea, v. 3, p. 730. 



Type-species: Cremastus spectator Gravenhorst. Desig. by Westwood, 1840. 

 Celor Kokujev, 1901. Soc. Ent. Rossicae, Horae 35: 210. 



Type-species: Celor semenowi Kokujev. Monotypic. 

 Pseudocre7)tastus Szepligeti, 1905. In Wytsman, Gen. Ins., fasc. 34, p. 50. 



Type-species: Pseudocreniastus radialis Szepligeti. Monotypic. 

 Zaleptopygus Viereck, 1911. U. S. Natl. Mus., Proc. 41: 294. 



Type-species: Zaleptopygus obereae Viereck. Monotypic and orig. desig. 



According to Townes (1971) this is a large Holarctic genus for which the usual hosts are 

 coleopterous stem borers or gall makers, although there are also rearings recorded from lepidop- 

 terous larvae. 



Taxonomy: Townes, 1958. Insects of Micronesia, v. 2, no. 2, p. 65. —Townes, 1971. Amer. Ent. 

 Inst., Mem. 17: 16. 

 anomalus Cushman. Colo. 



Cre7)iastus (Zaleptopygus) anomalus Cushman, 1917. U. S. Natl. Mus., Proc. 53: 542. 9. 



bilineatus Cushman. N. J., Mich. 



Rhythmonotus bilineatus Ashmead, 1900 (1899). In Smith, N. J. State Bd. Agr., Ann. Rpt. 

 27, Sup., p. 581. Nomen nudum. 



Cremastus (Zaleptopygus) bilineatus Cushman, 1917. U. S. Natl. Mus., Proc. 53: 545. 6, 9. 

 californicus (Provancher). Calif. Barron (1975) placed this species in Cremastus. 



Porizon Califomicum Provancher, 1888. Addit. Corr. Faune Ent. Canada Hym., p. 364. 6. 



Taxonomy: Barron, 1975. Nat. Canad. 102: 438-439. 

 champlaini Cushman. N. Y., Pa., Va., Mich., S. Dak. Host: "Elaphidion" sp. 



Cremastus (Zaleptopygus) champlaini Cushman, 1922. U. S. Natl. Mus., Proc. 60 (21): 22. 

 6, 9. 

 cressoni Kerrich. Colo. 



Porizon albipennis Cresson, 1865. Ent. Soc. Phila., Proc. 4: 287. 9. Preocc. by Zetterstedt, 



1838. 

 Cremastus cressoni Kerrich, 1959. Ann. and Mag. Nat. Hist. (13) 2: 50. N. name for P. 

 albipennis Cresson. 

 dorcaschemae Cushman. N. Y. Host: Dorcaschema nigrum (Say). 



Cremastus (Zaleptopygus) dorcaschemae Cushman, 1920. U. S. Natl. Mus., Proc. 58: 287. 

 3, 9. 

 Biology: Blackman and Stage, 1924. N. Y. State Col. Forestry, Tech. Pub. 17: 182. 



egregiacolor (Viereck). Kans., Colo., N. Mex. 



Thersilochus egregiacolor Viereck, 1905. Kans. Acad. Sci., Trans. 19: 302. 9. 

 Cremastus (Zaleptopygus) terebratus Cushman, 1917. U. S. Natl. Mus., Proc. 53: 539. 9. 



fuscipennis (Cresson). Kans., Tex., Colo. 



Porizon fuscipennis Cresson, 1865. Ent. Soc. Phila., Proc. 4: 287. 9. 



Porizon audax Cresson, 1872. Amer. Ent. Soc, Trans. 4: 174. S. 

 gallaecola Cushman. Ont., Va., Tex. Host: Gnorimoschema gallaesolidaginis (Riley). 



Cremastus (Zaleptopygus) gallaecola Cushman, 1917. U. S. Natl. Mus., Proc. 53: 546. 6, 9. 

 hyalinipennis (Cresson). N. J. s. to Fla., w. to S. Dak. and Tex. 



Porizon hyalinipennis Cresson, 1872. Amer. Ent. Soc, Trans. 4: 174. 6, 9. 

 incompletus (Provancher). Que. s. to N. C, w. to Man. 



Mesoleptus incompletus Provancher, 1875. Nat. Canad. 7 (9): 270. <J, 9. 



Atractodes fusiformis Provancher, 1875. Nat. Canad. 7 (11): 332. 9. 



Morphology: Peck, 1937. Canad. Jour. Res., Sect. D. (Zool. Sci.) 15: 245, 246, 149, 250. 



