78 BULLETIN 83, UNITED STATES NATIONAL MUSEUM. 



Ischnus GEAVENHORST=(Habrocryptus Thomson). 



Ich. Eur., vol. 1, 1829, p. 638. Many species. 



Type. — (Ichneumon) Ischnus porrectorius Fabricius (by designation of West- 

 wood, Intr. Mod. Class. Ins., vol. 2, 1840. Gen. Syn., p. 57); Ichneumon 

 (Ischnus) thoradcus Gravenhorst (Ashmead, 1900.) 

 Ischnus Authors, not GRAVENHORST=Ischnopsi(iea Viereck. 

 Ischyracis Foerster. 



Verh. naturh. Ver. preusg. Rheinland, vol. 25, 1868, p. 175. 



No species as yet included. 

 Ischyrocnemis Holmgren. 



Svensk. Vet.-Akad. Handl., vol. 1, 1856, p. 306. 



Type. — Ischyrocnemis goesi Holmgren. (Monobasic.) 

 Ischyrocnemopsis Ashmead. 



Proc. U. S. Nat. Mus., vol. 23, 1900, p. 81. 



Type. — Exochoides tcxana Cresson. (Monobasic.) 

 Isdromas (Foerster) Ashmead. 



Verh. naturh. Ver. preuss. Rhein., vol. 25, 1868, p. 180. No species. 



Smith's Ins. New Jersey, (1899) 1900, p. 569. One species. 



Type. — Acrokjta aletix Ashmead. (Monobasic.) 

 Iselix (Foerster) Dalla Torre. 



Verh. naturh. Ver. preuss. Rheinland, vol. 25, 1868, p. 182. No species. 



Cat. Hym., vol. 3, 1902, pt. 2, p. 703. Many species. 



Type. — Phygadeuon nitidus Gravenhorst. (By present designation.) 

 (Iselix Roman, not (Foerster) Dalla Torre) =ZapMeges (Foerster) Ashmead. 



Naturw. Unters. Sarekg. Zool., vol. 4, 1909, p. 242. 



Type. — Phygadeuon leucostigmus Gravenhorst. (Monobasic.) 



Isogenotypic with Zaphleges (Foerster) Ashmead. 

 Iseropus (Foerster) Woldstedt. 



Verh. naturh. Ver. preuss. Rheinland, vol. 25, 1868, p. 164. No species. 



Bull. Acad. Imp. Sci. St. Petersbourg, vol. 10, separate, 1877, p. 16. One species. 



Type. — (Ichneumon graminellx Scb.rank)= Iseropus inanis (Schrank). (Mono- 

 basic.) 

 Iseura SpiNOLA=Evaniomorpha Szepligeti, according to W. A. Schulz, 1911. 



Mem. Acad. Sci. Torino (2), vol. 13, (1851) 1853. 



Type. — Iseura ghilianii Spinola. (Monobasic.) 

 Isochresta (Foerster) Ashmead. 



Verh. naturh. Ver. preuss. Rheinland, vol. 15, 1868, p. 181. No species. 



Proc. Wash. Acad. Sci., vol. 4, 1902, p. 190. One species. 



Type. — Isochresta unicincta Ashmead. (Monobasic.) 

 Isodiaeta Foerster. 



Verh. naturh. Ver. preuss. Rheinland, vol. 25, 1868, p. 205. No species as yet 

 inckided. 

 Isomerista Foerster. 



Verh. naturh. Ver. preuss. Rheinland, vol. 19, 1862, p. 275. 



Type. — Isomerista oligomera Foerster. Not described. (Monobasic.) 

 (Isotima (Foerster) Viereck) =Daictes (Foerster) Viereck. 



Verh. naturh. Ver. preuss. Rhemland, vol. 25, 1868, p. 182. No species. 



Proc. U. S. Nat. Mus., vol. 40, 1911, p. 193. One species. 



Type. — Phygadeuon (Daictes) fukai Viereck. (Monobasic.) 



Isogenotypic with Daictes (Foerster) Viereck. 

 Isurgus (Foerster) SzEPLiGETi=[Eutoinus (Foerster) Szepligeti, preoccupied.] 



Verh. naturh. Ver. preuss. Rheinland, vol. 25, 1868, p. 148. No species. 



Term. Fuzet., vol. 22, 1899, pp. 224-241. Many species. 



Type. — Istcrgus lanceolatus Szepligeti. (By present designation.) 



