440 Hymenoptera in America North of Mexico 



Type-species: Phygadeuon (Polytribux) pallescens Viereck. By subsequent 

 monotypy from inclusion by Viereck, 1911. 

 Plesig7iafhus Foerster, 1868. Naturh. Ver. Rheinlande, Verb. 25: 183. 



Type-species: Phygadeuon fnlvescens Cresson. By subsequent monotypy from 

 inclusion by Ashmead (1900) as "Plesiognatlius flavescens Cress." Ashmead's N. 

 J. record for this species is apparently based upon a misidentified female of 

 Polytribax contiguiis (Cresson). 

 Neleophron Foerster, 1868. Naturh. Ver. Rheinlande, Verb. 25: 184. 



Type-species: Cryptus arrogans Gravenhorst. Monotypically included and 

 designated by Perkins, 1962. 

 Epiphobus Foerster, 1868. Naturh. Ver. Rheinlande, Verb. 25: 185. 



Type-species: Cryptiis nifipes Gravenhorst. Monotypically included and desig. by 

 Townes and Gupta, 1962. 

 Steriphocryptus cameron, 1903. Entomologist 36: 233. 



Type-species: Steripliocryptus luteus Cameron. Monotypic. 

 Chasniocryptus Uchida, 1936. Insecta Matsumurana 11: 16. 



Type-species: Plectocryptus liokkaidensiN Uchida. Monotypic and orig. desig. The 

 type-species is regarded as a synonym of P. penetrator (Smith). 



Members of this Holarctic genus parasitize the pupae and possibly prepupae of Lepidoptera. 



Taxonomy: Ashmead, 1900. In Smith, N. J. State Bd. Agr., Ann. Rpt. 27, Sup., p. 568 (first 



inclusion of a species in Plesignatlius). 

 contiguus (Cresson). N. S. w. to N. Dak., s. to N. C, n. Ga., and Kans. The coloration of the 

 male is similar to that of the males in some species of Cratichneumon. 



Ischnus configuus Cresson, 1864. Ent. Soc. Phila., Proc. 3: 190. 6. 



Phygadeuon major Cresson, 1864. Ent. Soc. Phila., Proc. 3: 308. 9. 

 crotchii crotchii (Cresson). Newfoundland (insular) w. to Alaska, s. to Pa., S. Dak., and s. B. C. 



Phygadeuon Crotchii Cresson, 1879 (1878). Acad. Nat. Sci. Phila., Proc. 30: 357. 9. 

 crotchii fumipennis Townes and Gupta. Colo., N. Mex., Ariz., s.e. B. C. and Calif. 



Polytribax crotchii fumipennis Townes and Gupta, 1962. Amer. Ent. Inst., Mem. 2: 179. 6. 

 crotchii Hesperus Townes and Gupta. Southern B. C, w. Oreg., CaHf. 



Polytribax crotchii henperus Townes and Gupta, 1962. Amer. Ent. Inst., Mem. 2: 180. 6 . 



fulvescens (Cresson). B. C. s. to CaHf. 



Phygadeuon fulvescens Cresson, 1879 (1878). Acad. Nat. Sci. Phila., Proc. 30: 359. 9. 

 pallescens (Viereck). Que. s. to n.w. S. C, w. to Minn., Kans., and Ariz.; Mexico. Host: 



Heterocampa guttivitta (Wlk.), Lambdina pellucidaria (G. and R.), Epargyreiis clarus 

 (Cramer). 

 Phygadeuon (Polytribax) pallescens Viereck, 1911, U. S. Natl. Mus., Proc. 39: 406. 6,9. 



Genus GIRAUDIA Foerster 



Giraudia Foerster, 1868. Naturh. Ver. Rheinlande, Verb. 25: 184. 



Type-species: Cryptus congruens Gravenhorst. Monotypically included and desig. by 

 Ashmead, 1900. 

 Calocryptus Thomson, 1873. Opusc. Ent. 5: 519, 521. 



Type-species: Cryptus congruens Gravenhorst. Monotypic. 

 Pseudocryptus Kriechbaumer, 1893. Ent. Nachr. 19: 120. 



Type-species: Cryptus grisescens Gravenhorst. Monotypic. 



This is a Holarctic genus of moderate size. 



ferruginea (Cushman). R. I., N. Y., Md., D. C, Ont., Mich. Host: Tomostethus multicinctus 

 (Roh.). 



Aptesis ferruginea Cushman, 1935. Wash. Acad. Sci., Jour. 25: 550. 6,9. 

 fulva fulva Townes and Gupta. Western Wash., w. Oreg., n.w. Calif. 



Giraudia fill va fill va Townes and Gupta, 1962. Amer. Ent. Inst., Mem. 2: 190. 6, 9. 

 fulva nigrithorax Townes and Gupta. Colo., N. Mex., Alta., Idaho, Utah, s.e. B. C, e. Oreg. 



Giraudia fulva nigrithorax Townes and Gupta, 1962. Amer. Ent. Inst., Mem. 2: 190. 6, 9. 



