1G8 F. Smith — Ttnasserim Hymenoptera. [No. 3, 



Bembicidse. 



7. Bembex fossorius, n. sp. 



Female. Black, with lacteous fasciae and markings above, the legs 

 faintly yellow. The clypeus, labrum, mandibles, the scape in front, a 

 narrow line at the inner orbits of the eyes, and a broad one behind, not 

 extending to their summit, white, faintly yellow behind the eyes ; the tips 

 of the mandibles, and a transverse spot at the base of the clypeus, black ; 

 the vertex with a downy white pubescence. Thorax smooth and shining 

 above, and very finely punctured ; the margin of the prothorax, a line over 

 the tegulse, uniting with a curved one on the hinder margin of the scutel- 

 lum, a narrow transverse one on the post-scutellum, a curved transverse one 

 on the metathorax, and its posterior lateral angles, lacteous ; the sides of 

 the thorax and the legs more or less faintly yellowish ; the coxae and femo- 

 ra with black markings ; the claw-joint of the tarsi fuscous ; wings hyaline, 

 the nervures fusco-ferruginous. The segments of the abdomen with broad 

 lacteous fasciae a little before the apical margins of the segments ; the 

 fasciae with their anterior margins emarginate laterally ; black beneath, 

 with the lateral posterior angles lacteous. 

 Length 8^ lines. 



Eumenidse. 



8. Efmenes aecuatas, Fabr., Ent. Syst., II, p. 276. 



Vespidse. 



9. POLTBIA SUMATRENSIS, SauSS. 



10. p. ORiENTALis, Sauss., Mou. Guepes Soc, p. 208. 



Poneridse. 



11. DiACAMMA scALPATRrM, Smith, Cat. Hym. Ins., Form., p. M, 



Apidse. 



12. Megachile dimidiata. Smith, Cat. Hym. Ins., Apidae, Pt. I, 

 p. 174. 



13. Xtlocopa latipes, Drury, Illust. Exot. Ins., II, p. 98. 



14. X JESTUA]jfS, Linn., Syst. Nat., I, p. 961. 



15. X. coLLARis, St. Farg., Hym. II, p. 189. 



16. X. AMETHTSTINA, Latr., Ins. Ill, p. 375. 



17. BoMBUS ExiMirs, Smith, Cat. Hym. Ins., Apidae, II, p. 403. 



18. BOMBIJS MONTIVAGUS, n. sp. $. 



Black : head elongate, the clypeus shining and finely punctured ; the 

 pubescence black. Thorax with rufo-fulvous pubescence above, and with 

 black on the disk ; the posterior tibiae and tarsi obscui-ely ferruginous, 

 palest beneath ; the tarsi with ferruginous pubescence within ; wings dark 

 brown with a purple and violet iridescence in certain lights ; the tegulae 



