Sinoderces kieoensis Li & Li

Bai, Zilong, Li, Fengyuan & Li, Shuqiang, 2019, Ten new species of the spider genus Sinoderces Li & Li, 2017 from China, Laos and Thailand (Araneae, Psilodercidae), ZooKeys 886, pp. 79-111 : 79

publication ID	https://dx.doi.org/10.3897/zookeys.886.39212
publication LSID	lsid:zoobank.org:pub:FF4F3062-D283-4B5D-80C3-AEFC6361CE39
persistent identifier	https://treatment.plazi.org/id/D54B881A-0256-4A59-A7BF-0B07E0BC9F27
taxon LSID	lsid:zoobank.org:act:D54B881A-0256-4A59-A7BF-0B07E0BC9F27
treatment provided by	ZooKeys by Pensoft
scientific name	Sinoderces kieoensis Li & Li
status	sp. nov.

Treatment

Sinoderces kieoensis Li & Li View in CoL sp. nov. Figs 19 View Figure 19 , 20 View Figure 20 , 21 View Figure 21 , 22 View Figure 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 View Figure 18 ), in contrast with to the curved, embolus almost half as long as the bulb ( Fig. 5 B, C View Figure 5 ). The bulb of S. kieoensis sp. nov. ( Fig. 18 View Figure 18 ) is thicker and more blunt than that of S. pathaoensis sp. nov. ( Fig. 5 View Figure 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 View Figure 21 ). 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 View Figure 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 View Figure 22 ).

Natural history.

Collected in a cave at an elevation of 286 m.