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| Twenty new spider species (Arachnida: Araneae) from Late Cretaceous Kachin amber (Myanmar) |
| Yafei Xin, Tongyao Jiang, Zhiyuan Yao, Shuqiang Li |
| 1College of Life Science, Shenyang Normal University, Shenyang 110034, Liaoning, China
2Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China
3Southeast Asia Biodiversity Research Institute, Chinese Academy of Sciences, Yezin, Nay Pyi Taw 05282, Myanmar |
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Abstract Twenty new species of extinct spiders belonging to 11 genera in five families from Late Cretaceous Kachin amber are reported. One new genus, Triangulum Jiang & Li, gen. nov., of the family Theridiidae Sundevall, 1833 was established with T. thutai Jiang & Li, sp. nov. as the type species. The remaining 19 new species are: Retrooecobius lwini Jiang & Li, sp. nov., Zamilia arkari Jiang & Li, sp. nov., Z. sheini Jiang & Li, sp. nov., Z. shwayi Jiang & Li, sp. nov. from Oecobiidae Blackwall, 1862; Furcembolus inzaliae Jiang & Li, sp. nov. from Pacullidae Simon, 1894; Priscaleclercera chimei Jiang & Li, sp. nov., P. foshou Jiang & Li, sp. nov., P. hlaingi Jiang & Li, sp. nov., P. kani Jiang & Li, sp. nov., P. kyawae Jiang & Li, sp. nov., P. thanae Jiang & Li, sp. nov., P. thaungi Jiang & Li, sp. nov. from Psilodercidae Machado, 1951; Bicornoculus aungi Jiang & Li, sp. nov., B. wunnai Jiang & Li, sp. nov., B. yarzari Jiang & Li, sp. nov., Cymbioblemma ohnmari Jiang & Li, sp. nov., Palpalpaculla phyui Jiang & Li, sp. nov. from Tetrablemmidae O. Pickard-Cambridge, 1873; Burmatheridon cetani Jiang & Li, sp. nov., Cretotheridion champoi Jiang & Li, sp. nov., from Theridiidae. All species are described based on males. All types are deposited in the Institute of Zoology, Chinese Academy of Sciences (IZCAS) in Beijing, China.
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| Fund:This study was supported by the Southeast Asia Biodiversity Research Institute, Chinese Academy of Sciences (2015CASEABRI005, Y4ZK111B01). |
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Corresponding Authors:
Zhiyuan Yao; Shuqiang Li
E-mail: yaozy@synu.edu.cn; lisq@ioz.ac.cn
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2022, Vol. 47 
