Archive image from page 293 of Diptera Brachycera (1920) Diptera Brachycera dipterabrachycer01brune Year: 1920 280 (and probably coxse also) covered with small silvery-white scales : tibiae with small yellowish scales, short black spines aud a circlet of them at tips, wbich are a little darker ; tarsi black, with usual pubescence, metatarsi partly or almost wholly pale. Winr/s quite clear, iridescent; veins pale yellow ; squamas pale yellow, with short hairs ; halteres large and prominent, clubs egg-shaped, from nearly white to bright yellow. $ . Frons at vertex forming one-fou
Archive image from page 293 of Diptera Brachycera (1920) Diptera Brachycera dipterabrachycer01brune Year: 1920 280 (and probably coxse also) covered with small silvery-white scales : tibiae with small yellowish scales, short black spines aud a circlet of them at tips, wbich are a little darker ; tarsi black, with usual pubescence, metatarsi partly or almost wholly pale. Winr/s quite clear, iridescent; veins pale yellow ; squamas pale yellow, with short hairs ; halteres large and prominent, clubs egg-shaped, from nearly white to bright yellow. $ . Frons at vertex forming one-fourth the width of the head, covered with bluish-grey dust and with very small yellow or yellowish-white scales ; a cluster of silvery-white scales around base of antenupe; face as in c?, except that the long hairs are white, not black. Underside of first two antennal joints pale. Posterior femora and apical part of fore pair, also all the tibiae, pale yellowish. Length, 2-4 mm. Eedescribed from type d from Lahore, 0. v. 1908 [Annandale), and three other J S , also three $ $ ? all (except type S) from Pusa, Bengal (Howlett, etc.), where it is common, March to May. Also from Almura, Kumaoii Distr., 5500 ft., v-vi. 1911 (Paiva) ; Parel, Bombay Presid., 26. xi. 1909. In the British Museum from four places in Ceylon, Trincomali, x. 1890, and Nilavelli, 1890 {Col. Yerbnri/) ; Pundaluoya, ii. 1898 (Green); Madulsima, 19. v. 1908 {T. B. Fletcher). This species is parasitic on caterpillars found under the bark of the sissoo-tree [Dalhergia sissoo); it also occurs on the pipal. Tyies in the Indian Museum, 224. Geron albescens, Brun. Geron albescens, Brunetti, Rec. Iiid. Mus. iii, p. 229 (1909). S. Head black ; eyes contiguous almost to antennae, frontal triangle extremely small, upper facets slightly larger than lower ones; vertex elevated, small, with a few short black hairs ; ocelli Fig. 17. — Geron albescens, Brun.; lateral view of head. red; mouth black, grey bordered; f
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