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<title>Kapsa (Rigida) brevis Cao &amp; Zhang, sp. nov.</title>
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<h1>4. <i>Kapsa</i> (<i>Rigida</i>) <i>brevis</i> Cao &amp; Zhang sp. nov.</h1> 
<p>(Figs 1 i–l, 8)</p>
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<b>Description.</b> Body (Fig. 1 i, j) sordid yellow. Coronal suture (Fig. 1 k) short, not reaching midlength of vertex. Face (Fig. 1 l) long.</p> 
<p>Abdominal apodemes broad but short, extended to the hind margin of the 3 rd sternite. Anal tube appendage (Fig. 8 a–c) tapering apically, apex curved laterally from hind view.</p>
<p>Pygofer dorsal appendage (Fig. 8 a–c) falcate, basal 2 / 3 slim, pointed apically and curved ventrad. Subgenital plate (Fig. 8 a, e) with 4 lateral macrosetae, peglike microsetae of basal group comparatively longer. Paramere (Fig. 8 f) with apical part relatively short, preapical lobe small. Connective (Fig. 8 g) with lateral arms short, manubrium long. Aedeagus shaft (Fig. 8 h, i) tubular, denticulate on distal half, dorsal apodeme large, basal process small; gonopore terminal, ventral.</p>
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<b>Measurement.</b> Body length: males 3.2mm.</p> 
<p>
<b>Material examined.</b> Holotype: 3, China: Tibet, Yigong, 2300m, 1–12 vi 1978, coll. Li Fasheng. Paratypes: 23, China: Tibet, Milin, 2950m, 5 vi 1978, coll. Li Fasheng.</p> 
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<b>Remarks.</b> This species resembles <i>K. alba</i>, but has the paramere apex much shorter, the connective arms shorter and the manubrium longer, and the aedeagus with a basal process.</p> 
<p>
<b>Etymology.</b> The specific name is derived from the Latin word “ brevis ”, referring to the short arms of the connective.</p> 
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