Phylogenetic placement of eight poorly known spiders of Microdipoena (Araneae, Mysmenidae), with descriptions of five new species Author Zhang, Qiuqiu Key Laboratory Bio-resources and Eco-environment (Ministry of Education), College of Life Sciences, Sichuan University, Chengdu 610065, China Author Lin, Yucheng https://orcid.org/0000-0002-5054-0633 Key Laboratory Bio-resources and Eco-environment (Ministry of Education), College of Life Sciences, Sichuan University, Chengdu 610065, China linyucheng@scu.edu.cn text ZooKeys 2023 2023-08-21 1175 333 373 http://dx.doi.org/10.3897/zookeys.1175.90920 journal article http://dx.doi.org/10.3897/zookeys.1175.90920 1313-2970-1175-333 FEC00B35F13943A49B2659058949472E 39F73AB80DC3569B8E7E77DFC199DBF9 Microdipoena yinae (Lin & Li, 2013) Figs 19 , 20 Mysmenella yinae Lin & Li, 2013: 470. Microdipoena yinae : Lopardo and Hormiga 2015 : 783. Type material. Holotype : ♂ (NHMSU) and Paratypes 14♂ 65♀ (NHMSU), China : Sichuan Province, Jiuzhaigou County, Dalu Town, the moss under the forest shrub in the side of Heishui River ( 33°33.966'N , 103°40.243'E ; 2495 m elev.), 28.VI.2011, Y. Lin leg.; 6♂ 31♀ (NHMSU), China : Sichuan Province, Jiuzhaigou County, Dalu Town, the forest shrub, at a fork in the road of Dalu Town and Zoige County ( 33°34.237'N , 103°40.166'E ; 2462 m elev.), 28.VI.2011, Y. Lin leg. Examined. Diagnosis. See diagnosis for M. gongi and M. huisun sp. nov. Description. See Figs 19 , 20 and Lin et al. 2013: 470. Figure 19. Microdipoena yinae Lin & Li, 2013, from Sichuan of China A male habitus, dorsal B male habitus, ventral C male habitus, lateral D female habitus, dorsal E female habitus, ventral F female habitus, lateral G epigyne, ventral H vulva, dorsal. CD = copulatory duct, FD = fertilization duct, S = spermathecal, Sp = scape. Scale bars: 0.20 mm. Figure 20. Microdipoena yinae Lin & Li, 2013, from Sichuan of China A male palp, apical B bulbus with conductor removed, dorsolateral C conductor, dorsal D male palp, prolateral E male palp, retrolateral. Abbreviations: Cy = cymbium, CyC = cymbial conductor, CyP = cymbial process, E = embolus, Pa = patella, PC = paracymbium, SD = spermatic duct, T = tegulum, Ti = tibia. Scale bars: 0.10 mm. Distribution. China (Sichuan).