Twenty-eight new species of the spider genus Merizocera Fage, 1912 (Araneae, Psilodercidae) from South and Southeast Asia Author Chang, Wan-Jin Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China & Southeast Asia Biological Diversity Research Institute, Chinese Academy of Sciences, Yezin, Nay Pyi Taw 05282, Myanmar & University of Chinese Academy of Sciences, Beijing 100049, China Author Yao, Zhiyuan Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China https://orcid.org/0000-0002-1631-0949 Author Li, Shuqiang Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China & University of Chinese Academy of Sciences, Beijing 100049, China https://orcid.org/0000-0002-3290-5416 lisq@ioz.ac.cn text ZooKeys 2020 961 41 118 http://dx.doi.org/10.3897/zookeys.961.53058 journal article http://dx.doi.org/10.3897/zookeys.961.53058 1313-2970-961-41 B5627BFE56A242B3B3A596BAE07724F4 C1D92F70C65F53668E36B8CF62DB4D8A Merizocera hponkanrazi Li sp. nov. Figures 9 , 10 , 53 Type material. Holotype : male (IZCAS), Roadside between Camp 2 and Camp 3 ( 27°37.15'N , 96°58.92'E , elevation 2806 m), Hponkanrazi Wildlife Sanctuary, Putao, Kachin State , Myanmar , 16 December 2016, J. Wu leg. Etymology. The specific name refers to the type locality; noun in apposition. Diagnosis. Males resemble M. krabi sp. nov. but can be distinguished by the embolus longer than the tegular (Fig. 9B ) (vs. embolus length half the tegular (Fig. 17B )), presence of notch at tegular tip (Fig. 9A ) (vs. absence of notch), bulb shortened pyriform (vs. elongated pyriform bulb). Figure 9. Merizocera hponkanrazi sp. nov., holotype male. A Bulb, dorsal view B bulb, retrolatero-dorsal view C palp, prolateral view D palp, retrolateral view. Abbreviations: CO = conductor, CP = cymbial protrusion, EM = embolus, NO = notch. Description. Male (holotype). Total length 1.56; carapace 0.71 long, 0.62 wide; abdomen 0.85 long, 0.71 wide. Carapace circular, brown, with dark brown radiating marks (Fig. 10A ). Fovea shallow. Thoracic region distinctly elevated medially. Clypeus, labium and sternum dark brown. Abdomen ovoid, dark brown (Fig. 10B ). Legs brown; measurements: I 5.43 (1.44, 0.25, 1.66, 1.33, 0.75), II 4.65 (1.28, 0.24, 1.41, 1.11, 0.61), III 3.46 (0.95, 0.20, 0.92, 0.85, 0.54), IV 4.83 (1.25, 0.22, 1.42, 1.21, 0.73). Palp (Fig. 9A-D ): tibia swollen proximally; cymbium with distal protrusion, length ratio of dorsal elongation and cymbium 1.13; bulb brown, pyriform, with embolus and conductor arising distally; embolus distinctly bent and 1.2 times longer than tegular; conductor with pointed tip, 1/6 length of embolus, adjacent to a notch. Figure 10. Merizocera hponkanrazi sp. nov., holotype male. A Habitus, dorsal view B habitus, ventral view. Female. Unknown. Distribution. Known only from the type locality (Myanmar; Fig. 53 ).