Trilacuna bangla Grismado & Ramírez, 2014

Shi, Songlu, Bian, Dongju, Tong, Yanfeng & Li, Shuqiang, 2025, First record of the genus Trilacuna Tong & Li, 2007 (Araneae, Oonopidae) from Xizang, China, with descriptions of three new species and one newly recorded species, ZooKeys 1229, pp. 213-232 : 213-232

publication ID	https://doi.org/10.3897/zookeys.1229.145844
publication LSID	lsid:zoobank.org:pub:FF1C850A-247F-4935-B511-B426C7100E4A
DOI	https://doi.org/10.5281/zenodo.14946337
persistent identifier	https://treatment.plazi.org/id/C93C1B08-116C-52A7-93C6-CCEBD227D53D
treatment provided by	ZooKeys by Pensoft (2025-02-28 15:12:49, last updated 2025-03-06 01:39:15)
scientific name	Trilacuna bangla Grismado & Ramírez, 2014
status

Treatment

Trilacuna bangla Grismado & Ramírez, 2014 View in CoL

Figs 2 View Figure 2 , 3 View Figure 3 , 4 View Figure 4 , 5 J View Figure 5 , 14 E, F View Figure 14

Trilacuna bangla Grismado & Ramírez View in CoL , in Grismado et al. 2014: 57, figs 42 A – F, 43 A – N, 44 A – H, 45 A – I, 46 A – T, 47 A – L, 48 A, C, E, 49 A – H, 50 A – F, 51 A – E.

Material examined.

China • 1 ♂ 1 ♀ ( SYNU -916–917 ); Xizang, Nyingchi City, N of Bayi Town ; 29°38.24'N, 94°22.19'E, 2900 m elev.; 10. VII. 2013; L. Lin leg. GoogleMaps • 2 ♂ 2 ♀ ( SYNU -918–921 ); S of Mainling Co.; 29°12.316'N, 94°12.649'E, 3060 m elev.; 13. VIII. 2013; Q. Cao leg. GoogleMaps • 1 ♂ 1 ♀ ( SYNU -922–923 ); Mainling Co., Nanyi Town, Zhagonggou Scenic Area ; 29°09.315'N, 94°12.869'E, 3153 m elev.; 28. VII. 2012; Z. Yao & Z. Zhao leg. GoogleMaps

Other material.

China • 2 ♂ ( SYNU -F-933–934 ); Nyingchi City, N of Bayi Town ; 29°38.24'N, 94°22.19'E, 2900 m elev.; 10. VII. 2013; L. Lin leg. GoogleMaps • 1 ♂ ( SYNU -F-937 ); same data as above GoogleMaps • 2 ♂ ( SYNU -F-935–936 ); Bayi Town ; 29°39.831'N, 94°20.669'E, 2990 m elev.; 12. VII. 2013; L. Lin leg. GoogleMaps • 1 ♀ ( SYNU -F-938 ); Mainling Co.; 29°22.068'N, 94°24.663'E, 2965 m elev.; 11. VIII. 2014; L. Lin leg. GoogleMaps • 2 ♂ 1 ♀ ( SYNU -F-939–941 ); S of Mainling Co.; 29°12.316'N, 94°12.649'E, 3060 m elev.; 13. VIII. 2013; L. Lin leg. GoogleMaps • 1 ♀ ( SYNU -F-942 ); Mainling Co., Nanyi Town, Zhagonggou Scenic Area ; 29°09.315'N, 94°12.869'E, 3153 m elev.; 28. VII. 2012; Z. Yao & Z. Zhao leg. GoogleMaps • 2 ♂ ( SYNU -F-943–944 ); N of Mainling Co.; 29°13.310'N, 94°13.309'E, 3050 m elev.; 13. VIII. 2013; Q. Cao leg. GoogleMaps • 1 ♀ ( SYNU -F-945 ); same data as above GoogleMaps • 3 ♂ 3 ♀ ( SYNU -F-948–953 ); Bomi Co., Zhamo Rd., nr Baqiong Vill. ; 29°52.194'N, 95°43.505'E, 2880 m elev.; 19. VII. 2013; L. Lin leg. GoogleMaps • 1 ♂ ( SYNU -F-954 ); Mainling Co.; 3. VII. 1997; M. Wu leg.

Diagnosis and description.

See Grismado et al. (2014).

Variation.

Male epigastric area with a patch of enlarged setae in the specimens from India ( Grismado et al. 2014: figs 47 A, B, 51 B), but the setae are in a regular row in the specimens from Xizang, China (Fig. 2 C, G View Figure 2 ).

Distribution.

China (Xizang), India (West Bengal), Nepal (Fig. 1 View Figure 1 ).

References

Grismado CJ, Deeleman-Reinhold CL, Piacentini LN, Izquierdo MA, Ramirez MJ (2014) Taxonomic review of the goblin spiders of the genus Dysderoides Fage and their Himalayan relatives of the genera Trilacuna Tong and Li and Himalayana, new genus (Araneae, Oonopidae). Bulletin of the American Museum of Natural History 387: 1-108. https://doi.org/10.1206/843.1

Grismado CJ, Deeleman-Reinhold CL, Piacentini LN, Izquierdo MA, Ramírez MJ (2014) Taxonomic review of the goblin spiders of the genus Dysderoides Fage and their Himalayan relatives of the genera Trilacuna Tong and Li and Himalayana, new genus (Araneae, Oonopidae). Bulletin of the American Museum of Natural History 387: 1–108. https://doi.org/10.1206/843.1

Figures

Figure 1. Distribution records of Trilacuna species from the Himalaya region: green circles represent 22 known species, red circles indicate the three new species. 1. T. hazara; 2. T. bangla; 3. T. aenobarba; 4. T. besucheti; 5. T. loebli; 6. T. mahanadi; 7. T. meghalaya; 8. T. changzi; 9. T. hponkanrazi; 10. T. triseta; 11. T. zhigangi; 12. T. bawan; 13. T. cangshan; 14. T. cuneata; 15. T. datang; 16. T. fugong; 17. T. gongshan; 18. T. longling; 19. T. rastrum; 20. T. wuhe; 21. T. wumanshan; 22. T. xiaoheishan; 23. T. mainling sp. nov.; 24. T. metok sp. nov.; 25. T. zayu sp. nov.

Figure 2. Trilacuna bangla Grismado & Ramírez, 2014, male A, C, E habitus, dorsal, ventral and lateral views B, D, F, H prosoma, dorsal, ventral, lateral and anterior views G abdomen, ventral view, arrow shows the row of setae. Scale bars: 0.4 mm.

Figure 3. Trilacuna bangla Grismado & Ramírez, 2014, male left palp A – C (light) and D – K (SEM) A, D prolateral view B, E dorsal view C, F retrolateral view G bulb, prolateral view H bulb, retrolateral view I, J, K distal part of bulb, prolateral, dorsal and retrolateral views. Scale bars: 0.1 mm (A – G); 0.05 mm (I – K).

Figure 4. Trilacuna bangla Grismado & Ramírez, 2014, female A, C, E habitus, dorsal, ventral and lateral views B, D, F, H prosoma, dorsal, ventral, lateral and anterior views G abdomen, ventral view. Scale bars: 0.4 mm.

Figure 5. Trilacuna mainling sp. nov., male holotype (A – H), Trilacuna metok sp. nov. (I), Trilacuna bangla (J), Trilacuna zayu sp. nov. (K) A, C, E, G prosoma, dorsal, ventral, lateral and anterior views B, D, F abdomen, dorsal, ventral and lateral views, arrow shows the small wedge-shaped process H – K endites, ventral view. Scale bars: 0.4 mm.

Figure 14. Trilacuna spp., endogyne A, B Trilacuna mainling sp. nov. C, D Trilacuna metok sp. nov. E, F Trilacuna bangla Grismado & Ramírez, 2014 G, H Trilacuna zayu sp. nov. A, C, E, G ventral view B, D, F, H dorsal view. Abbreviations: ap = apodeme; as = anterior sclerite; glo = globular structure; psp = posterior spiracle; sar = sclerotized, recurved arches; tba = transverse bars; tms = transverse membranous structure; tsc = transverse sclerite. Scale bars: 0.1 mm.