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Show 1896.] HYMENOPTERA OF CEYLON. 453 305. MEGACHILE ARDENS, Smith. Megachile ardens, Smith, Desc. New Spec. Hym. B. M . 67, 19 2 • Pundaloya (Green coll.). 306. MEGACHILE CEYLONICA, sp. nov. (Plate XV. fig. 9.) 8. L. 11 millim. Exp. 18 millim. Black, the face, thorax below, and legs with white pubescence, the pubescence on the thorax above and the fimbria on the abdominal segments ochraceous. Head very broad, closely and finely punctured ; mandibles large, black, channelled and coarsely punctured in front; ocelli prominent, placed in a curve on the vertex; clypeus covered with thick white pubescence. Thorax piceous black, finely and closely punctured, covered with a thin ochraceous pubescence ; wings brownish hyaline, darker along their costal margins ; legs stout, black, thickly fringed below with long white pubescence, claws bifid at the tip. Abdomen black, the margins of all but the two apical segments with narrow bands of ochraceous pubescence widening somewhat at the sides, the two apical segments shining, closely and very finely punctured, the extreme apex notched. Pundaloya (Green coll.). This species may be the male of M. ardens, Smith, but it differs considerably in form and in the colour of the pubescence. It resembles M. laticeps, Smith, but differs in the colour of the pubescence on the head and face, which is white, not golden-yellow. Genus LITHURGUS, Latreille. 307. LITHURGUS ATRATUS, Smith. Lithurgus atratus, Smith, Cat. Hym. Ins. B. M . i. 145, 7 $; Jour. Linn. Soc. xi. (1867), 390,1. Pundaloya (Green coll.). Genus CROCISA, Jurine. 308. CROCISA SCUTELLARIS, Fabricius. Nomada scutellaris, Fabr. Ent. Syst. ii. 346, 2. Melecta scutellaris, Fabr. Syst. Piez. 387, 4. Crocisa histrionica, Latr. Gen. Crust. Ins. iv. 172. Crocisa scutellaris, Lepel. Hym. ii. 453, 7 2 i Smith, Cat. Hym. Ins. B. M. ii. 276, 2. 309. CROCISA RAMOSA, Lepeletier. Crocisa ramosa, Lepel. Hym. ii. 451, 5 $ 8; Smith, Cat. Hym. Ins. B. M. ii. 277,7; Walk. Tenn. Nat, Hist, Ceylon, ch. xii. 454; Motsch. Bull. Soc. Imp. d. Nat, Mosc. 1863, 25.' Pundaloya (Green coll.). |
