Sounama (Stenaulophrys) dentata sp. nov.

(figures 87, 88, 110)

Length: 4.8⎯5.0 mm, 5.4 mm.

External characters as in S. (Sounama) acuta but vertex without a medial longitudinal carina.

Male genitalia similar to borneensis but subgenital plate (figure 88) with expanded basal region very short, outer margin strongly tapered to long, posterodorsally directed, spine-like apical process and aedeagal shaft (figure 87) with a ventral subapical projection.

Etymology. Named for the presence of a ventral tooth on the aedeagal shaft.

Material examined. HOLOTYPE, China: Guangxi, Tianlin, Langping, 30 May 1982 (J.-K. Yang) (IZCAS) . PARATYPES: China: 1, 1 Guangxi, Jinxiu, Mt Dayaoshan, 13 June 1982 (F.-S. Li) (IZCAS) .

Distribution. Southwestern China (Guangxi).