LIST OF GENERA. 153 



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



Stilpnus Ciraven..orst, Ichn. Eur. i, fi64 (1829) 42 



Stinoplus Thomson, Hyni. Stand, v, 107 (1878) 7() 



Stizus Latieille, Hist. Nat. iii, 344 (1802); xiii. 302 (1805) 11.5 



Streblocera Westwood, Lond.-Edinb. Phil. Mag. iii, 342 (1833) W 



Strong-ylogaster Dalilhoni, Consp. Tentlir. 4. 13 (1835) 16. 19 



Strumigenys Smith, Jouv. Ent. i, 72(1860) 98, 100 



Symmorphus Wesniael; Sauss., Syn. Am. Wa.sps Sol. 151 125 



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



Synacra Foi-ster, Hym. Stud, ii, 128 (1856) 87 



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



Sjmaldis Foi-ster, Verh. pr. Rheinl. 1862, 273 62 



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



Syncrasis Forster, Verh. pr. Rheinl. 1862, 264 62 



Synergrus Hartig, Germ. Zeits. Eut. ii, 186 (1840) 27, 29, a3 



Synhalonia Patton, Bull. v. U. 8. Geo. Surv. 473 (1879; 131 



Synopeas Forster, Hym. Stu<l. ii, 108 (1856) 85 



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



Syntomaspis Forster, Hym. Stud, ii, 43 (18.56) 68 



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



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



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



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



Tanycarpa Foi-ster, Verb. pr. Rheinl. 1862, 265 62 



Tapinoma Forster, Hym. Stud, i, 43 (18.50) 9.5, 97 



Tarpa Fabi ius, Syst. Piez. 19 (1804) 20 



Taxonus Hartig, Blattw. 297 (1837) 16. 19 



Teleas Latieille, Gen. C'ru.st. Ins. iv, 32 (1809) K3 



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



Teleogrnus Thon.son, Hym. Scand. v, 212 (1878) 78 



Tenthredo Linnffius, Syst. Nat. i, 920 (1767) 16. 20 



Tenthredopsis Costa, Faun, di Xapoli, 98 (1&59) 16, 20 



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



Tetracnemus Westwood, Loud. Mag. Xat. Hi-^t. new ser. i, 2.58 (1H37) 80 



Tetramorium Mayr, Verh. zool.-bot. Ge.s. Wien, v, 423 (ia55) 1(X), 101, 102 



Tetrastichus Haliday, Tnms. Ent. Soc. Lend, iii, 297 (1843) 80 



Thalessa Holmgren, ()fv. 18,59, 122; Sv. Ak. Handl. 1860, n. 10, 9 .50 



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



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



Theronia Holmgren, Ofv. 18.59, 123; Sv. Ak. Handl. 1860. n. 10, 16 .50 



Theroscopus Forster, Wiegm. Archiv. 18.50. 92 43 



Thersilochus Holmgren, Sv. Ak. Haudl. 1858, n. 8, 135; Ofv. 18.58. 32t) 46 



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



Thyreodon Brulle, Hym. 1.50 (1846) 43 



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



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



Tlphia Faliricius, Syst. Ent. 3.53 (1775) 108 



Torymus Dalmaii, Sv. Ak. Handl. 1820, i:55 68 



Toxares Westwood ( Trionyx Hal.), Introd. Class. Ins. Synop. 65 (1840) ft3 



Toxeuma Walker, Ent. Mag. i, 378 (183:^) 73 



TR.\Ni*. AMER. ENT. SOC. (20) 8UPPI.. VOL. 1887. 



