毛阳窄缘龙,节肢动物门-昆虫纲-鞘翅目-龙虱科。5.0-5.5 mm long, 2.8-3.0 mm wide. Body oval, shining, brown with testaceous markings aling base, insubapical and apical parts.Head ferugineous-brown, narrowly darker alongside eyes, somewhat shining. Surface sculpture consisting of small polygonal meshes and of minute punctures. Clypeal grooves, a row of deep punctures alongside eyes and a short transverse depression beside eyes well marked. Antennae testaceous; joints slender, fifth 1.8 times as long as broad.Pronotum dark brown, largely ferrugineous at margins, semi-matt. Microsculpture consisting of small, polygonal and well impressed meshes and of minute, deeply impressed and numerous punctures, particularly numerous on disc. Longitudinal median suture short and deeply impressed. Anterior and lateral rows consisting of medium-sized punctures. Puctures at middle of each laterobasale quarter partly coale scent. Lateral margins distinctly bordered, furrow broadly interrupted before anterior border.Elytra shinin