LIST OF GENERA. 153 



Stilbum Rpiiiola, Ins. Lig. i. 9 (1806) 92 



Stilpnus Uravenhorst, Ichii. Eiir. i, 064 (1829) 42 



Stinoplus Thomson, Hym. Scaiid. v, 107 (1878) 76 



Stizus Latreille. Hist. Nat. iii, 344 (1802); xiii, 302 (1805) 115 



Streblocera Westwood, Loiid.-Ediiib. Phil. Mag. iii, 342 (1833) 60 



Strong-ylogaster Dahlhom, Consp. Tenthr. 4, 13 (1835) 16. 19 



Strumig-enys Smith, Jouv. Eiit. i, 72(1860) 98, 100 



Symmorphus Wesmael ; Sauss., Syu. Am. Wasps Sol. 151 125 



Sympiesis Forster, Hym. Stiul. ii, 74 (1856) 79 



Synacra Forster, Hym. Stud, ii, 128 (1856) 87 



Synairema Hartig. Bhittw. 314 (1837) 16, 19 



Synaldis For.ster, Verh. pr. Kheinl. 1862, 273 62 



Synarsis Forster, Verh. pr. Eheinl. 1878, 57 83 



Syncrasis For.ster, Yerh. pr. Rheinl. 1862, 264 62 



Synergus Hartig, Germ. Zeits. Eut. ii, 186 (1840) 27, 29, 33 



Synhalonia Patton, Bull, v, U. S. Geo. Surv. 473 (1879j 131 



Synopeas Forster. Hym. Stud, ii, 108 (1856) 85 



Synophrus Hartig, Germ. Zeits. Ent. iv, 411 (1843) 29, 34 



Syntomaspis Forster, Hym. Stud, ii, 43 (1856) 68 



Syntomopus Walker, Ent. Mag. i, 372 (1833) 75 



Systasis Walker, Eut. Mag. ii, 296 (1834) 72 



Systole Walker, Ent. Mag. i, 22 (1832) 68 



Tachytes Panzer, Krit. Revis. ii, 129 (1806) 114 



Tanycarpa Forster, Verh. pr. Rheinl. 1862, 265 62 



Tapinoma Forster, Hym. Stud, i, 43 (1850) 9.5, 97 



Tarpa Fat)ricius, Syst. Piez. 19 (1804) 20 



Taxonus Hartig, Blattw. 297 (1837) 16.19 



Teleas Latreille, Gen. Crust. Ins. iv, 32 (1809) 83 



Telenomus Haliday, Ent. Mag. i, 271 (1833) 83 



Teleog-mus Thonison, Hym. Scand. v, 212 (1878) 78 



Tenthredo Linnieus, Syst. Xat. i, 920 (1767) 16. 20 



Tenthredopsis Costa, Faun, di Napoli, 98 (1859) 16, 20 



Tetracampe Forster, Hym. Stud, ii, 46 (1856) 78 



Tetracnemus Westwood, Loud. Mag. Nat. Hist, new ser. i, 258 (1837) 80 



Tetramorium Mayr, Verh. zool.-bot. Ges. Wien, v, 423 (1855) 100, 101, 102 



Tetrastichus Haliday, Trans. Ent. Soc. Lond. iii, 297 (1843) 80 



Thalessa Holmgren, Ofv. 1859, 122; Sv. Ak. Handl. 1860, n. 10, 9 .50 



Themos Norton, Trans. Am. Ent. Soc. i, 58 (1867) 14 



Theocolax Westwood, Lond.-Edinb. Phil. Afag. i, 127 (1832) 72 



Theronia Holmgren, Ofv. 1859, 123; Sv. Ak. Handl. 1860. n. 10, 16 50 



Theroscopus Forster, Wiegm. Archiv. 18.50. 92 43 



Thersilochus Holmgren, Sv. Ak. Handl. 18.58, n. 8, 135; Ofv. 18.58, 329 46 



Thoron Haliday. Ent. Mag. i, 271 (1833) 83 



Thyreodon Brullc. Hym. 1.50 (1846) 43 



ThyreopusSt. Fargeau, Ann. Ent. Soc. Fr. iii. 751 (1834) 122 



Timaspis Mayr. Die Gen. gallenbw. Cynip. 18 (1881) 32, 35 



Tiphia Fahricius. Syst. Ent. :')5:j (1775) 108 



Torymus Dalman, Sv. Ak. Handl. 1820, 135 68 



Toxares Westwood (Tnouyx Hal.), Introd. Class. In.s. Synop. 65 (1840) 63 



Toxeuma Walker, Ent. Mag. i, 378 (1833) 73 



TRANS. AMER. KNT. SOC. (20) SUPPI.. VOL. 1887. 



