Sinoderces kieoensis Li & Li sp. nov. Figs 19, 20, 21, 22

Types.

Holotype: ♂, Kieo Cave, Vang Vieng District, 10.37 km north of Viengkieo Village, Vientiane Province, Laos, 19°00.880'N, 102°25.902'E, 286 m, 2.XII.2012, Yao Z. leg.

Etymology.

The specific name refers to the name of the cave at the type locality; adjective.

Diagnosis.

Sinoderces kieoensis sp. nov. resembles S. phathaoensis sp. nov. in having a similar shaped bulb in males. Males can be distinguished from by the straight embolus, with less than half the bulb length in S. kieoensis sp. nov. (Fig. 18 B–D), in contrast with to the curved, embolus almost half as long as the bulb (Fig. 5 B, C). The bulb of S. kieoensis sp. nov. (Fig. 18) is thicker and more blunt than that of S. pathaoensis sp. nov. (Fig. 5).

Description.

Male (holotype). Total length 2.28; carapace 0.72 long, 0.78 wide; abdomen 1.56 long, 0.63 wide. Carapace round, yellow, with brown lateral margins. The brown line is close to the center with a circular brown spot. Clypeus brown, medially with one pair of bifurcate apophyses. Chelicerae dark yellow. Cheliceral promargin with one tooth, connected to a lamina, retromargin with one small tooth (Fig. 21J). Endites brown. Labium brown. Sternum dark yellow. Leg measurements: I missing, II missing, III missing, IV missing. Abdomen elongated; dorsum dark brown, with yellow stripe; ventrum dark yellow; the color of the abdomen gradually darkens from anterior to posterior.

Male palp (Fig. 18): Bulb yellow, conical. The center of the bulb with slight constriction. Embolus arising distally from bulb, straight. No conductor. Tibia dark yellow. Femur and trochanter light yellow.

Distribution.

Known only from the type locality (Fig. 22).

Natural history.

Collected in a cave at an elevation of 286 m.