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Show 446 LT.-COL. C. T. BINGHAM ON THE [Mar. 17, 261. CERCERIS INSTABILIS, Smith. Cerceris instabilis, Smith, Cat. Hym. Ins. B. M. iv. 452, 74 Q" id. Jour. Linn. Soc 370, 6; Sauss. Hym. d. Novara-Beise, 92, 10; Cam. Mem. & Proc. Manch. Lit. & Phil. Soc. ser. 4, iii. (1890), 249, 11. Cerceris velox, Smith, Trans. Ent. Soc. 1875, 41 8. This species occurs abundantly in Burma and Sikkim. Prom Ceylon, it is recorded by de Saussure. 262. CERCERIS HUMBERTIANA, Saussure. Cerceris humbertiana, Sauss. Hym. d. Novara-Beise, 97, 4 $; Cam. Mem. & Proc Manch. Lit. & Phil. Soc ser. 4, iii. (1890), 249, 10. Cerceris rufinodis, Smith, Trans. Ent. Soc. 1875, 41. Cerceris viscosus, Smith, Trans. Ent. Soc 1875, 40. 263. CERCERIS EMORTUALIS, Saussure. Cerceris emortualis, Sauss. Hym. d. Novara-Beise, 98, 20; Cam. Mem. & Proc. Manch. Lit. & Phil. Soc. ser. 4, iii. (1890), 248, 4. Cameron considers this species as a variety only of C. humbertiana. Genus PHILANTHUS, Fabricius. 264. PHILANTHUS BASALIS, Smith. Philanthus basalis, Smith, Cat. Hym. Ins. B. M. iv. 473, 17 $; Walk. Tenn. Nat. Hist. Ceylon, ch.'xii. 454; Motsch. Bull. Soc. Imp. d. Nat. Mosc. 1863, 23; Smith, Jour. Linn. Soc. xi. (1867), 371, 5 ; Cam. Mem. & Proc. Manch. Lit. & Phil. Soc. ser. 4, iii. (1890), 248, 6. Family CRABRONID^E, Leach. Genus CRABRO, Fabricius. 265. CRABRO PALITANS, sp. nov. (Plate XV. fig. 6.) 2 • L. 11 millim. Exp. 18 millim. Black variegated with yellow, the wings hyaline, fore wing yellowish brown along the costal margin. Head black, broad, quadrate, the mandibles with a yellow stain on their outer side, the clypeus covered with dense golden pile, more than twice as broad as high, a short perpendicular carina down its middle, its anterior margin waved; the antennae with the scape yellow in front, the flagellum piceous; the face up to the ocelli closely punctured and covered with golden pile; the vertex, the back of the head, and behind the eyes smooth and shining, with a narrow fringe of golden pile along the orbits. Thorax black; a line on the posterior margin of the prothorax, interrupted in the middle, a spot on the propleurae, a long triangular mark on the mesopleurea, the scutellum, a spot on the |
