452 Hymenoptera in America North of Mexico 



Cylindrocryptus Ceballos, 1921. Soc. Espan. de Hist. Nat., Bol. 21: 50. 



Type-species: Cylindrocryptus nitidns Ceballos. Monotypic and orig. desig. 



This is a small Holarctic genus. 



alexanderi Townes. Vt. 



PycnocryptuH alexanderi Townes, 1962. In Townes and Townes, U. S. Natl. Mus. Bui. 216 

 (pt. 3): 128. S. 

 director (Thunberg). P. E. I. s. to N. C, w. to Mont, and Colo.; Europe. Adventive. 



Ichneumon director Thunberg, 1822. Acad. Imp. des Sci. St. Petersburg, Mem. 8: 270. 6. 

 freemani Townes. N. B., Alta., Alaska. 



PycnocryptuH freemani Townes, 1962. In Townes and Townes, U. S. Natl. Mus. Bui. 216 

 (pt. 3): 127. 9. 

 platyaspis Townes. Northern Que., n. Man., Wyo. 



Pycnocryptus platyaspis Townes, 1962. In Townes and Townes, U. S. Natl. Mus. Bui. 216 

 (pt. 3): 127. 9. 



Genus HIDRYTA Foerster 



Hidryta Foerster, 1868. Naturh. Ver. Rheinlande, Verh. 25: 187. 



Type-species: Bracbycryptus erytbrocenis Thomson. Desig. by Viereck, 1914 from 

 four species included by Dalla Torre, 1902. 

 Brachycryptus Thomson, 1873. Opusc. Ent. 5: 487. 



Type-species: Brachycryptus erythrocerus Thomson. Desig. by Viereck, 1914. 

 Euthycryptus Jussel, 1907. Vorarlberger Landes-Mus., Jahresber. 44: 71. 



Type-species: Euthycryptus scrobiculifer Jussel. Monotypic. 



This is a small Holarctic genus. 



frater (Cresson). Newfoundland (Labrador) s. to Va., w. to Oreg. and Calif.; Eurasia. Ecology: 

 Adults occur among the coarse grasses and sedges of wet meadows. 



Cry ptus frater Cresson, 1864. Ent. Soc. Phila., Proc. 3: 303. 9. 



Cryptus sordidus Tschek, 1870. Zool.-Bot. Gesell. Wien, Verh. 20: 409. 9. 



Brachycryptus erythrocerus Thomson, 1873. Opusc. Ent. 5: 488. 9. 

 nigricoxa (Provancher). N. S. s. to w. N. C, w. to Minn. 



Cryptus nigricoxus Provancher, 1888. Addit. Corr. Faune Ent. Canada Hym., p. 361. 6. 



Brachycryptus niger Cushman, 1926. U. S. Natl. Mus., Proc. 67 (23): 7. i. 



Genus IDIOLISPA Foerster 



Idiolispa Foerster, 1868. Naturh. Ver. Rheinlande, Verh. 25: 188. 



Type-species: Bassus analis Gravenhorst. Desig. by Viereck, 1914 from two species 

 included by Tschek, 1870. 

 Liocryptus Thomson, 1873. Opusc. Ent. 5: 489. 



Type-species: Bassus analis Gravenhorst. Monotypic. 

 Paracryptus Szepligeti, 1916. Mus. Natl. Hungarici, Ann. 14: 251. 



Type-species: Paracryptus hungaricus Szepligeti. Monotypic. 



This is a small Holarctic genus. 



aestivalis Townes. Que. s. to Ga. w. to Iowa, Kans., and Tex. 



Idiolispa aestivalis Townes, 1962. In Townes and Townes, U. S. Natl. Mus. Bui. 216 (pt. 3): 

 331. 6, 9. 

 albisoleata (Walsh). Que., Maine, N. H., Va., Ont., Mich., Minn., Iowa, Ariz., n.w. N. W. T., 

 Alaska. 

 Cryptus^ albisoleatus Walsh, 1873. Acad. Sci. St. Louis, Trans. 3: 80. 6. 

 analis analis (Gravenhorst). Newfoundland (Labrador) s. to Va., w. to Yukon, e. B. C, and 

 Colo.; Eurasia. In their tribal revision, Townes and Townes (1962) divided this 



