taxonID	type	description	language	source
2D3046E6F65D5C44BA04BF9846F2589C.taxon	description	Figs 1, 2, 3	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
2D3046E6F65D5C44BA04BF9846F2589C.taxon	diagnosis	Diagnosis. The new species is similar to Orchestina sinensis Xu, 1987 in the yellowish carapace and the pear-shaped bulbus, but can be distinguished by the sub-apical wing-shaped protrusions of bulbus (vs lacking, but with a crest; cf. Fig. 3 A, D and Xu 1987: figs 5, 6), the basal large denticle of male endites (vs lacking; cf. Fig. 3 C) and the short column-shaped marking of epigaster (vs with a large reddish oval spot; cf. Fig. 2 H and Xu 1987: fig. 4).	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
2D3046E6F65D5C44BA04BF9846F2589C.taxon	description	Description. Male (holotype). Carapace (Fig. 1 A, D): 0.61 long, 0.41 wide; yellowish, oval in dorsal view, with some long setae; pars cephalica elevated in lateral view. Eyes (Fig. 1 A, C): well developed, PME largest; posterior eye row recurved from dorsal view. Clypeus (Fig. 1 C, D): margin unmodified, curved downwards in front view, sloping forward in lateral view. Sternum (Fig. 1 B): as long as wide, surface smooth, setae sparse, needle-like, evenly scattered. Mouthparts (Figs 1 B, C, 3 C): chelicerae straight, anterior face unmodified; labium diamond-shaped, not fused to sternum, anterior margin not indented at middle; endites strongly sclerotized on outer margin, with serrula in single row, outer margin smoothly curved. Abdomen ovoid, 0.53 long; dorsum soft portions pale white, without color pattern. Legs: yellow, without color pattern; femur IV thickened, wider than femora I-III. Palp (Fig. 3 A – E): tibia not enlarged, length / width = 1.77, cymbium elongated ovoid; bulb pear-shaped in lateral view, with ventral side strongly protruding proximally, ca 1.72 × as wide as tibia; the sperm duct with four loops in prolateral view; embolus tapered, with sub-apical wing-shaped protrusions. Female (SYNU - 1478). Same as male except as noted. Body: habitus as in Fig. 2 A – C; body length 1.36. Carapace (Fig. 2 E): 0.66 long, 0.49 wide. Abdomen: 0.69 long. Epigaster (Fig. 2 H): without special external features. Endogyne (Fig. 3 F, G): with stout medial clavate sclerite (AUS), provided with pair of lateral protrusions (Pr); anterior receptaculum (ARe) triangular, semitransparent, slightly longer than AUS; posterior plate (PP) present, large.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
2D3046E6F65D5C44BA04BF9846F2589C.taxon	distribution	Distribution. Known only from the type locality.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
2D3046E6F65D5C44BA04BF9846F2589C.taxon	etymology	Etymology. The specific name is derived from the Latin alatus, meaning ‘ winged’, and refers to the subapical wing-shaped protrusions of the bulbus.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
87C31BA4DC835A8F93BF7693699B74DC.taxon	description	Figs 4, 5, 6	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
87C31BA4DC835A8F93BF7693699B74DC.taxon	diagnosis	Diagnosis and description. See Tong and Li (2011).	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
87C31BA4DC835A8F93BF7693699B74DC.taxon	distribution	Distribution. China (Hainan, Yunnan).	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
BA8B70B31B965CB795760695B23AEF9F.taxon	description	Figs 7, 8, 9	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
BA8B70B31B965CB795760695B23AEF9F.taxon	diagnosis	Diagnosis. The new species is similar to Orchestina lini Tong & Li, 2025 in the non-enlarged palpal tibia and the abruptly bent sperm duct, but can be distinguished by the short tube-shaped embolus (vs very long; cf. Fig. 9 A, B, D and Zhou et al. 2025: fig. 2 A – C), the rectangular labium (vs rounded; cf. Fig. 9 C and Zhou et al. 2025: fig. 1 G), and the long medial clavate sclerite of endogyne (vs short; cf. Fig. 9 F and Zhou et al. 2025: fig. 2 F).	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
BA8B70B31B965CB795760695B23AEF9F.taxon	description	Description. Male (holotype). Body: habitus as in Fig. 7 A – C; body length 1.13. Carapace (Fig. 7 E): 0.55 long, 0.41 wide. Eyes (Fig. 7 D, E): well developed, PME largest. Clypeus as in Fig. 7 D, G. Sternum as in Fig. 7 F. Mouthparts (Figs 7 D, F, 9 C): labium rectangular, with anterior margin anteriorly projecting at middle, not fused to sternum; endites strongly sclerotized on outer margin, with serrula in single row, outer margin straight. Abdomen ovoid, 0.58 long; dorsum soft portions pale white, without color pattern. Legs: yellow, without color pattern; femur IV thickened, wider than femora I-III. Palp (Fig. 9 A, B, D): tibia not enlarged, length / width = 2.04, cymbium elongated ovoid; bulb pear-shaped in lateral view, with ventral side strongly protruding proximally, ca 2.23 × as wide as tibia; the sperm duct abruptly bent in the middle section, with two loops in prolateral view; embolus tapered, tube-shaped. Female (SYNU - F- 4418). Same as male except as noted. Body: habitus as in Fig. 8 A – C; body length 1.15. Carapace (Fig. 8 E, G): 0.56 long, 0.45 wide. Abdomen: 0.61 long. Epigaster (Fig. 8 H): without special external features. Endogyne (Fig. 9 E, F): with long medial clavate sclerite (AUS), provided with pair of short lateral protrusions (Pr); anterior receptaculum (ARe) triangular, semitransparent, slightly longer than AUS; posterior plate (PP) present, large.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
BA8B70B31B965CB795760695B23AEF9F.taxon	distribution	Distribution. Known only from the type locality.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
BA8B70B31B965CB795760695B23AEF9F.taxon	etymology	Etymology. The specific name is named after the collector, Caixia Gao.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
B1D105CD2D0250BCA4AC2CEC76AD2992.taxon	description	Figs 10, 11, 12	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
B1D105CD2D0250BCA4AC2CEC76AD2992.taxon	diagnosis	Diagnosis. The new species is similar to Orchestina codalmasi Wunderlich, 2011 (female unknown) and Orchestina sublongituba sp. nov. in the strongly coiled sperm duct and the enlarged palpal tibia, but can be distinguished from O. codalmasi by the very long tube-shaped embolus (vs short; cf. Fig. 12 A, B, D and Wunderlich 2008: fig. 7); from O. sublongituba by palpal tibia narrower than bulbus (vs wider; cf. Fig. 12 A, B and Fig. 21 A, B), the diamond-shaped labium (vs tongue-shaped; cf. Fig. 12 C and Fig. 21 C) and the obscure marking on epigaster (vs saddle-shaped; cf. Fig. 11 H and Fig. 20 H).	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
B1D105CD2D0250BCA4AC2CEC76AD2992.taxon	description	Description. Male (holotype). Body: habitus as in Fig. 10 A – C; body length 1.25. Carapace (Fig. 10 E, G): 0.54 long, 0.39 wide; yellow, oval in dorsal view. Eyes (Fig. 10 D, E): well developed, PME largest. Clypeus as in Fig. 10 D. Sternum as in Fig. 10 F. Mouthparts (Figs 10 D, F, 12 C): labium diamond-shaped, not fused to sternum, anterior margin not indented at middle; endites strongly sclerotized, with serrula in single row, out margin straight. Abdomen ovoid, 0.58 long; dorsum soft portions pale white, without color pattern. Legs: yellow, without color pattern; femur IV thickened, wider than femora I-III. Palp (Fig. 12 A, B, D): tibia strongly enlarged, length / width = 1.61, cymbium elongated ovoid; bulb pear-shaped in lateral view, with ventral side strongly protruding proximally, ca 1.25 × as wide as tibia; the sperm duct with two loops in prolateral view; embolus long tube-shaped, with a basal node (Fig. 12 A, B). Female (SYNU - 1568). Same as male except as noted. Body: habitus as in Fig. 11 A – C; body length 1.28. Carapace (Fig. 11 E, G): 0.67 long, 0.48 wide. Abdomen: 0.61 long. Epigaster (Fig. 11 H): without special external features. Endogyne (Fig. 12 E, F): with stout medial clavate sclerite (AUS), provided with pair of short lateral protrusions (Pr); lateral protrusions at angle of about 60 ° with medial clavate sclerite; anterior receptaculum (ARe) triangular, semitransparent, shorter than AUS; posterior plate (PP) present, large.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
B1D105CD2D0250BCA4AC2CEC76AD2992.taxon	distribution	Distribution. Known only from the type locality.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
B1D105CD2D0250BCA4AC2CEC76AD2992.taxon	etymology	Etymology. The specific name is derived from the Latin and refers to the long tube-shaped distal end of bulb.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
2D3BB9F1B4ED565A9EEA99E6A4C359A4.taxon	description	Figs 13, 14, 15	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
2D3BB9F1B4ED565A9EEA99E6A4C359A4.taxon	diagnosis	Diagnosis. The new species is similar to Orchestina flava Ono, 2005 in the yellow carapace and the strongly coiled sperm duct, but can be distinguished by the strongly enlarged palpal tibia (vs not enlarged; cf. Fig. 15 A, B and Ono 2005: figs 8 – 10), the rectangular labium (vs rounded; cf. Fig. 15 C and Ono 2005: fig. 3) and the obscure marking of endogyne (vs nearly triangular marking; cf. Fig. 14 H and Ono 2005: fig. 6).	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
2D3BB9F1B4ED565A9EEA99E6A4C359A4.taxon	description	Description. Male (holotype). Body: habitus as in Fig. 13 A – C; body length 1.05. Carapace (Fig. 13 E, G): 0.54 long, 0.42 wide; yellow. Eyes (Fig. 13 D, E): well developed, PME largest. Clypeus as in Fig. 13 D. Sternum as in Fig. 13 F. Mouthparts (Figs 13 D, F, 15 C): labium rectangular, with anterior margin anteriorly projecting at middle, not fused to sternum; endites strongly sclerotized, with serrula in single row, outer margin smoothly curved. Abdomen ovoid, 0.48 long; dorsum soft portions pale white, without color pattern. Legs: yellow, without color pattern; femur IV thickened, wider than femora I-III. Palp (Fig. 15 A, B, D): tibia strongly enlarged, length / width = 1.87, cymbium small; bulb long pear-shaped in lateral view, with ventral side strongly protruding proximally, ca 1.09 × as wide as tibia; the sperm duct with two loops in prolateral view; embolus long tube-shaped, with a sub-apical node. Female (SYNU - 1562). Same as male except as noted. Body: habitus as in Fig. 14 A – C; body length 1.11. Carapace (Fig. 14 E, G): 0.62 long, 0.43 wide. Abdomen: 0.51 long. Epigaster (Fig. 14 H): without special external features. Endogyne (Fig. 15 E, F): with slender medial clavate sclerite (AUS), provided with pair of long lateral protrusions (Pr); anterior receptaculum (ARe) rounded, semitransparent, slightly longer than AUS; posterior plate (PP) present, large.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
2D3BB9F1B4ED565A9EEA99E6A4C359A4.taxon	distribution	Distribution. Known only from the type locality.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
2D3BB9F1B4ED565A9EEA99E6A4C359A4.taxon	etymology	Etymology. The specific name is named after the collector, Qingyuan Zhao.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
844F07A37846535DAAB8FC8D19ABA41B.taxon	description	Figs 16, 17, 18	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
844F07A37846535DAAB8FC8D19ABA41B.taxon	diagnosis	Diagnosis. The new species is similar to O. concava Tong & Li, 2024 in the deeply excavated male endites, but can be distinguished by the absence of net-shaped pattern on carapace (vs with pattern; cf. Fig. 16 A, E and Song et al. 2024: fig. 4 A, D), the palpal tibia not enlarged (vs strongly enlarged; cf. Fig. 18 A, B and Song et al. 2024: fig. 5 A, B) and the sperm duct with three loops in prolateral view (vs two loops; cf. Fig. 18 A and Song et al. 2024: fig. 5 A).	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
844F07A37846535DAAB8FC8D19ABA41B.taxon	description	Description. Male (holotype). Body: habitus as in Fig. 16 A – C; body length 1.12. Carapace (Fig. 16 E, G): 0.61 long, 0.42 wide; yellowish. Eyes as in Fig. 16 D, E. Clypeus as in Fig. 16 D, G. Sternum as in Fig. 16 F. Mouthparts (Figs 16 F, 18 C): labium rounded, not fused to sternum, anterior margin not indented at middle; endites strongly sclerotized on outer margin, with serrula in single row, a deep excavation and two large denticles. Abdomen ovoid, 0.59 long; dorsum soft portions pale white, without color pattern. Legs: yellow, without color pattern; femur IV thickened, wider than femora I-III. Palp (Fig. 18 A, B, D, E): tibia not enlarged, length / width = 2.08, cymbium elongated ovoid; bulb pear-shaped in lateral view, with ventral side strongly protruding proximally, ca 2.34 × as wide as tibia; the sperm duct with three loops in prolateral view; embolus tapered, with a sub-apical crest and a wrinkle. Female (SYNU - 1548). Same as male except as noted. Body: habitus as in Fig. 17 A – C; body length 1.29. Carapace (Fig. 17 E, G): 0.61 long, 0.43 wide. Abdomen: 0.69 long. Epigaster (Fig. 17 H): without special external features, with a half tent-shaped marking visible through cuticle. Endogyne (Fig. 18 F, G): with short medial clavate sclerite (AUS), provided with pair of short lateral protrusions (Pr); anterior receptaculum (ARe) rounded, semitransparent, distinctly longer than AUS; posterior plate (PP) present, large.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
844F07A37846535DAAB8FC8D19ABA41B.taxon	distribution	Distribution. Known only from the type locality.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
844F07A37846535DAAB8FC8D19ABA41B.taxon	etymology	Etymology. The specific name refers to the similarities to Orchestina concava Tong & Li, 2024.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
9364F7F3B5BB5DEF8D04BB00D46EDA7D.taxon	description	Figs 19, 20, 21	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
9364F7F3B5BB5DEF8D04BB00D46EDA7D.taxon	diagnosis	Diagnosis. The new species is similar to O. codalmasi Wunderlich, 2011 (female unknown) and O. longituba sp. nov. in the strongly coiled sperm duct and the enlarged palpal tibia, but can be distinguished from O. codalmasi by the very long tube-shaped embolus (vs short; cf. Fig. 21 A, B, D and Wunderlich 2008: fig. 7); from O. longituba by palpal tibia wider than bulbus (vs narrower; cf. Fig. 21 A, B and Fig. 12 A, B), the tongue-shaped labium (vs diamond-shaped; cf. Fig. 21 C and Fig. 12 C) and the saddle-shaped marking on epigaster (vs lacking; cf. Fig. 20 H and Fig. 11 H).	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
9364F7F3B5BB5DEF8D04BB00D46EDA7D.taxon	description	Description. Male (holotype). Body: habitus as in Fig. 19 A – C; body length 1.05. Carapace (Fig. 19 E, G): 0.58 long, 0.41 wide. Eyes as in Fig. 19 D, E. Clypeus as in Fig. 19 D. Sternum (Fig. 19 F): longer than wide. Mouthparts (Figs 19 F, 21 C): labium tongue-shaped, not fused to sternum; endites strongly sclerotized, with serrula in single row, outer margin smoothly curved. Abdomen: ovoid, 0.58 long; dorsum soft portions pale white, without color pattern. Legs: yellow, without color pattern; femur IV thickened, wider than femora I-III. Palp (Fig. 21 A, B, D, E): tibia strongly enlarged, length / width = 1.49, cymbium elongated ovoid; bulb pear-shaped in lateral view, with ventral side strongly protruding proximally, ca 0.99 × as wide as tibia; the sperm duct with two loops in prolateral view; embolus long tube-shaped, with a basal node (Fig. 21 A, B). Female (SYNU - 1559). Same as male except as noted. Body: habitus as in Fig. 20 A – C; body length 1.20. Carapace (Fig. 20 E, G): 0.59 long, 0.42 wide. Abdomen: 0.62 long. Epigaster (Fig. 20 H): without special external features, with a saddle-shaped marking visible through cuticle. Endogyne (Fig. 21 F, G): with stout medial clavate sclerite (AUS), provided with pair of long lateral protrusions (Pr); anterior receptaculum (ARe) rounded, semitransparent, slightly longer than AUS; posterior plate (PP) present, large.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
9364F7F3B5BB5DEF8D04BB00D46EDA7D.taxon	distribution	Distribution. Known only from the type locality.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
9364F7F3B5BB5DEF8D04BB00D46EDA7D.taxon	etymology	Etymology. The specific name refers to the similarities to O. longituba sp. nov.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
8EBB26FBBFA55E3E90340EA028FE0EA0.taxon	description	Figs 22, 23, 24	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
8EBB26FBBFA55E3E90340EA028FE0EA0.taxon	diagnosis	Diagnosis. The new species is similar to Orchestina bialata Liu, Xiao & Xu, 2016 in the enlarged palpal tibiae and the shape of male endites, but can be distinguished by the sperm duct with five loops (vs four loops; cf. Fig. 24 A and Liu et al. 2019: fig. 7 A), the tongue-shaped labium (vs diamond-shaped; cf. Fig. 23 C and Liu et al. 2019: figs 6 F, 8 D) and the tent-shaped marking of female epigaster (vs triangular; cf. Fig. 23 H and Liu et al. 2016: fig. 5 F).	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
8EBB26FBBFA55E3E90340EA028FE0EA0.taxon	description	Description. Male (holotype). Body: habitus as in Fig. 22 A – C; body length 1.28. Carapace (Fig. 22 E, G): 0.57 long, 0.45 wide. Eyes as in Fig. 22 D, E. Clypeus as in Fig. 22 D. Sternum as in Fig. 22 F. Mouthparts (Figs 22 D, F, 24 C): labium tongue-shaped, not fused to sternum, anterior margin not indented at middle; endites strongly sclerotized, with serrula in single row, outer margin strongly curved. Abdomen ovoid, 0.59 long; dorsum soft portions pale white, without color pattern. Legs: yellow, without color pattern; femur IV thickened, wider than femora I-III. Palp (Fig. 24 A, B, D, E): tibia strongly enlarged, length / width = 2.01, cymbium elongated ovoid; bulb pear-shaped in lateral view, with ventral side strongly protruding proximally, ca 1.36 × as wide as tibia; the sperm duct with five loops in prolateral view; embolus short, with sub-apical, opaque crest (Fig. 24 A, B). Female (SYNU - 1553). Same as male except as noted. Body: habitus as in Fig. 23 A – C; body length 1.31. Carapace (Fig. 23 E, G): 0.64 long, 0.47 wide. Abdomen: 0.68 long. Epigaster (Fig. 23 H): without special external features, with a tent-shaped marking visible through cuticle. Endogyne (Fig. 24 F, G): with long medial clavate sclerite (AUS), provided with pair of long lateral protrusions (Pr); lateral protrusions at angle of about 30 ° with medial clavate sclerite; anterior receptaculum (ARe) rounded, semitransparent, slightly longer than AUS; posterior plate (PP) present, large.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
8EBB26FBBFA55E3E90340EA028FE0EA0.taxon	distribution	Distribution. Known only from the type locality.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
8EBB26FBBFA55E3E90340EA028FE0EA0.taxon	etymology	Etymology. The specific name is derived from the Latin tent and refers to the tent-shaped marking on epigaster of female.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
B6D385DEAEAA510DADDA5439F420E36D.taxon	description	Figs 25, 26, 27	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
B6D385DEAEAA510DADDA5439F420E36D.taxon	diagnosis	Diagnosis. The new species is similar to Orchestina manicata Simon, 1893 in the enlarged palpal tibiae and the pear-shaped bulb, but can be distinguished by the shape of embolus, which is boot-shaped in lateral view and straight in dorsal view (vs triangular bifid; cf. Fig. 27 A, B, D and Ranasinghe and Benjamin 2025: figs 3 D, 4 A), the smoothly curved outer margin of male endites (vs straight; cf. Fig. 27 C and Ranasinghe and Benjamin 2025: fig. 3 D) and the long medial clavate sclerite of endogyne (vs short; cf. Fig. 27 F and Ranasinghe and Benjamin 2025: fig. 4 B).	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
B6D385DEAEAA510DADDA5439F420E36D.taxon	description	Description. Male (holotype). Body: habitus as in Fig. 25 A – C; body length 1.17. Carapace (Fig. 25 E, G): 0.57 long, 0.43 wide; yellowish, oval in dorsal view, without net-shaped pattern. Eyes as in Fig. 25 D, E. Clypeus as in Fig. 25 D, G. Sternum as in Fig. 25 F. Mouthparts (Figs 25 D, F, 27 C): labium diamond-shaped, not fused to sternum; endites with serrula in single row, outer margin smoothly curved. Abdomen ovoid, 0.51 long; dorsum soft portions pale white, without color pattern. Legs: yellow, without color pattern; femur IV thickened, wider than femora I-III. Palp (Fig. 27 A, B, D): tibia strongly enlarged, length / width = 1.46, cymbium elongated ovoid; bulb pear-shaped in lateral view, with ventral side strongly protruding proximally, ca 1.07 × as wide as tibia; the sperm duct with two loops in prolateral view; embolus short, boot-shaped. Female (SYNU - F- 4730). Same as male except as noted. Body: habitus as in Fig. 26 A – C; body length 1.21. Carapace (Fig. 26 E, G): 0.67 long, 0.42 wide. Abdomen: 0.55 long. Epigaster (Fig. 26 H): without special external features. Endogyne (Fig. 27 E, F): with long medial clavate sclerite (AUS), provided with pair of short lateral protrusions (Pr); lateral protrusions at angle of about 75 ° with medial clavate sclerite; anterior receptaculum (ARe) triangular, semitransparent, slightly longer than AUS; posterior plate (PP) present, large.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
B6D385DEAEAA510DADDA5439F420E36D.taxon	distribution	Distribution. Known only from the type locality.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
B6D385DEAEAA510DADDA5439F420E36D.taxon	etymology	Etymology. The specific name is from Chinese Pinyin, meaning boot-shaped, and refers to the boot-shaped embolus.	en	Song, Chenxue, Bian, Dongju, Tong, Yanfeng, Li, Shuqiang (2025): A survey of Orchestina Simon, 1882 (Araneae, Oonopidae) from Xishuangbanna, China, with descriptions of eight new species. ZooKeys 1249: 247-288, DOI: 10.3897/zookeys.1249.163886
