Belisana yuexiu Yao & Li, 2020

Lin, Yejie, Marusik, Yuri M., Gao, Caixia, Xu, Hao, Zhang, Xiaoqing, Wang, Ziyi, Zhu, Wenhui & Li, Shuqiang, 2021, Twenty-three new spider species (Arachnida: Araneae) from Asia, Zoological Systematics 46 (2), pp. 91-152 : 118-120

Belisana yuexiu Yao & Li, 2020 ( Figs 24A–D )

Belisana yuexiu Yao & Li in Zhu, Yao, Zheng & Li, 2020: 190, figs 11, 12, 13K, L.

Diagnosis. The females resemble B. davao Huber, 2005 (see Huber, 2005: 74, figs 27–28, 449–462) by the similar external female genitalia ( Fig. 24A ), frontal ep located posteriorly on sclerotized plate (arrow ep in Figs 24A–B ) and vulval anterior arch, but the species can be distinguished by the presence of nearly triangular pp (arrow pp in Fig. 24B , wave shaped in B. davao ).

Description. Female (IZCAS-Ar42424, Figs 24A–D ). Habitus as in Figs 24C–D . Total length 1.50 (1.63 with clypeus), carapace 0.65 long, 0.63 wide, opisthosoma 0.98 long, 0.78 wide. Tibia I 2.30; tibia I L/d 33. Distance PME–PME 0.22, diameter PME 0.06, distance PME–ALE 0.07, AME absent. Sternum approximately as wide as long (0.39).

External female genitalia ( Fig. 24A ) simple and flat, with pair of pockets 0.05 apart (arrow ep in Figs 24A–B ). Vulva ( Fig. 24B ) with slightly curved anterior arch and pair of nearly triangular pp (arrow pp in Fig. 24B ).

Male. See Zhu et al. (2020).

Material examined. 2♀, China: Guangdong, Guangzhou, Yuexiu District , Yuexiu Park (23.1395°N, 113.2660°E; elev. ca. 20 m), 10 April 2020, leg. Tongyao Jiang (IZCAS-Ar42424–Ar42425) .

Biology. The species was found on domed webs attached to the underside of the leaves of a camphor tree.

Distribution. Known only from the type locality.

Variation. Tibia I in another female (IZCAS-Ar42425) 2.10.

Figures

Figure 24. Belisana yuexiu Yao & Li, 2020, female. A. External female genitalia, ventral view; B. Vulva, dorsal view; C. Habitus, dorsal view; D. Habitus, ventral view. Scale bars=0.2mm.