Hepneriana concava sp. nov.

(Fig. 3)

Description. Body yellowish, eyes black medially and yellowish marginally.

Abdominal apodemes (Fig. 3 f) rectangular, extended to anterior margin of 4th sternite. Anal tube appendage (Fig. 3 a) short.

Subgenital plate (Fig. 3 b) truncate apically and distinctly produced on outer margin. Style (Fig. 3 c) with clubshaped process shorter than lamellar process, lamellar process narrow, ventral side without longitudinal ridge. Aedeagal shaft (Figs 3 d, e) depressed, broad in caudal view, slightly sinuated in lateral view, with paired apical processes serrated; preatrial process curved dorsad, thick in lateral view but quite narrow apically in caudal view.

Measurement. male length 2.92 mm, female length 2.97 mm.

Material examined. Holotype: Ƌ, China, Yunnan Prov., Menglun, 570m, 9 xii 1999, coll. Qin Daozheng . Paratypes: 24Ƌ 25♀, same date as holotype; 6Ƌ 18♀, Yunnan Prov., Menglun, 600m, 22 xii 1999, coll. Qin Daozheng .

Remarks. The new species is similar to H. heterostyla (Ahmed), but can be distinguished by the narrower lamellar process of the style, apically shifted aedeagal processes, and apically depressed preatrial process.

Etymology. The specific name is derived from the Latin word “ concavus ”, referring to the strongly concave base of the aedeagal shaft.