TYPE SPECIES OF THE GENERA OF ICHNEUMON FLIES. 121 



Pol3rpystis (Foerster) Roman. 



Verb., naturh. Ver. preuss, RherQland, vol. 25, 1868, p. 208. No epeciea. 



Natur. Unters. Sarekg. Zool., vol. 4, 1909, p. 315. Three species. 



Tj-pe. — Tryphon lateralis Gravenhorst. (By present designation.) 

 Polyrhabdus Walsh ( = ?Cliorinaeus Holmgren). 



Trans. St. Louis Acad. Sci., vol. 3, 1873, p. 98. 



Tj-pe. — Polyrhabdus cariniger Walsh. (Monobasic.) 

 Polyrhembia (Foerster) Foerster. 



Verh. naturh. Ver. preuss. Rheinland, vol. 25, 1868, p. 189. No species. 



Verh. naturh. Ver. preuss. Rheinland, vol. 38, 1876, p. 42. Many species. 



Type. — Uemiieles tenehricosus Gravenhorst. (By designation of Foerster, 

 Verh. naturh. Ver. preuss. Rheinland, vol. 38, 1876, p. 42.) 

 Polyrhysia (Foerster) Dalla Torre. 



Verh. naturh. Ver. preuss. Rheinland, vol. 25, 1868, p. 204. No species. 



Cat. Hym., vol. 3, 1901, pt. 1, p. 290. Two species. 



TjTJe. — Tryphon tenuicornis Gravenhorst. (By present designation.) 

 (Polyrhysius Thou son) =Polyrhysia (Foerster) Dalla Torre. 



Opusc. Ent., fasc. 19, 1894, p. 1999. Two species. 



Type. — Tryphon tenuicornis Gravenhorst. (By present designation.) 



Isogenotypic with Polyrhysia (Foerster) Dalla Toeke. 

 Polyselasmus Schmiedeknecht. 



Opusc. Ich., fasc. 32, 1912, pp. 2518, 2552. 



Type. — Eclytus semiluctuosus Vollenhoven. (Monobasic.) 

 Polysphincta Gravenhorst. 



Ich. Eur., vol. 3, 1829, p. 112. Six species. 



Type. — Polysphincta tuberosa Gravenhorst. (By designation of Westwood, 

 Intr. Mod. Class. Ins., vol. 2, 1840, Gen. Syn., p. 59.) 

 Polysphinctomorpha Ashmead. 



Proc. U. S. Nat. Mus., vol. 23, 1900, p. 57. 



Type. — Polysphinctomorpha luggeri Ashmead. Not described. (Monobasic.) 

 Polystenidea Viereck. 



Proc. U. S. Nat. Mus., vol. 40, 1911, p. 186. Two species. 



Tj^e. — Polystenidea parksi Viereck. (By original designation.) 

 Polystenus Foerster (?=Dimeris Ruthe). 



Verh. naturh. Ver. preuss. Rheinland, vol. 19, 1862, p. 237. 



Type. — Polystenus rugosus Fo'ERSTEH. Not described. (Monobasic.) 

 Polyterus (Foerster) Davis. 



Verh. naturh. Ver. preuss. Rheinland, vol. 25, 1868, p. 209. No species. 



Trans. Amer. Ent. Soc, vol. 24, 1897, p. 289. Two species. 



Type. — Polyterus franconiaensis Davis. (By present designation.) 

 Polytrera (Foerster) Dalla Torre. 



Verh. naturh. Ver. preuss. Rheinland., vol. 25, 1868, p. 202. No species. 



Cat. Hym., vol. 3, 1901, pt. 1, p. 309. Two species. 



Type. — Mesoleius (Barytarbus) laeviusculus Thomson. (By present designation.) 

 (Polytreres Thomson) =Polytrera (Foerster) Dalla Torre. 



Opusc. Ent., fasc. 17, 1892, p. 1873. Many species. 



Type. — Mesoleius (Barytarbus) laeviusculus Thomson. (By present designation.) 



Isogenotypic with Polytrera (Foerster) Dalla Torre. 

 Polytribax (Foerster) Viereck. 



Verh. naturh. Ver. preuss. Rheinland, vol 25, 1868, p. 183. No species. 



Proc. U. S. Nat. Mus., vol. 39, 1911, p. 406. One species. 



Type. — Polytribax pallescens Viereck. (Monobasic.) 



