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Show 520 REV. o. PICKARD-CAMBRIDGE O N [Apr. 18, Fain. EPEIRIDCE. MILONIA ALBULA, sp. n. (Plate XXIX. fig. 2.) Female, immature, length 2\ lines. Cephalothorax nearly twice as long as broad. Caput much developed, strongly convex and rounded at the fore part; oblique indentations between caput and thorax strong. Colour yellow-brown, caput darkest and tinged with reddish; some erect long bristly hairs in a longitudinal line at the hinder part of the caput. Eyes subequal, in three groups, or two transverse curved rows, the convexity of the curves being directed forwards ; the anterior row is much the more strongly curved ; the four central eyes (or middle group) form a trapezoid, of which the posterior side is much shorter than the anterior, and its eyes near together, separated by less than half a diameter. The eyes of each lateral group are seated on a tubercle and near together, but not contiguous. The fore-central eyes are largest, and separated by rather over a diameter's interval. Clypeus almost obsolete. Legs short, moderately strong, 1-2-4-3, the first three pairs nearly equal in length ; spines very few and not strong ; the third and fourth pairs appareutly without any, the first two pairs have two on the inner side of the femora near the fore-extremity, and one or two on the inner side of the genual joints, and two or three on the tibiae. Colour dull orange-yellow. Palpi furnished with a few longish bristly hairs but no spines ; the radial and digital joints dark brown, the rest paler. Falces strong, straight, vertical, of a shining dark reddish-brown colour. Maxillce and labium of the normal Epeirid form; of a yellow-brown colour, paler at the extremities. Sternum dark yellow-brown, truncated anteriorly, slightly drawn out into a fine point between the coxae of the fourth pair of legs. Abdomen cylindrical, rounded at each end, the spinners placed near tbe middle of the underside nearer to the fore than to the hinder end ; it is of a dull whitish-brown colour, deepening into sooty anteriorly ; the upperside is closely set with small cretaceous white spots forming a curved marginal baud round the fore half, and a diffused longitudinal central band on which are six duskv brownish spots in two longitudinal parallel lines about the middle of the upperside. Hab. Singapore. Received from Mr. II. N . Ridley, Superintendent of the Botanic Gardens at Singapore. GEA LUGENS, sp. n. (Plate XXIX. fig. 3.) Adult female, length 3 lines. General form and structure normal. Cephalothorax black or black-brown, clothed with adpressed grey hairs, those on the caput and margins of the thorax longest and densest. |