Published November 25, 2025 | Version v1
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Two new species of the genus Trilacuna Tong & Li, 2007 (Araneae, Oonopidae) from the Nangunhe Nature Reserve, Yunnan Province, China

  • 1. College of Life Science, Shenyang Normal University, Shenyang 110034, China
  • 2. Yunnan Nangunhe National Nature Reserve Management and Protection Bureau, Cangyuan 677400, China
  • 3. National-Local Joint Engineering Research Center of Entomoceutics, Dali University, Dali 671000, China

Description

The spider genus Trilacuna Tong & Li, 2007, currently comprises 32 species known from China, of which 15 species are from Yunnan and one species, i.e. T. wumanshan Tong, Yang & Zhang, 2023 is recorded from the Nangunhe Nature Reserve, Yunnan.

Two new Trilacuna species, Trilacuna jimengi Dai & Tong, sp. nov. (♂♀) and Trilacuna nangunhe Dai & Tong, sp. nov. (♂♀), are described, based on specimens collected from the Nangunhe Nature Reserve, Yunnan Province. Morphological descriptions and photomicroscopy images of the new species are given.

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References

  • Bohnett E, Riordan P, Shi K (2015) Initial assessment on large and medium sized terrestrial mammal assemblage using camera trapping in Nangunhe Nature Reserve in Yunnan, China. Journal of Resources and Ecology 6 (5): 331‑344. https://doi.org/10.5814/j.issn.1674-764x.2015.05.007
  • Dai C, Chen Q, Tong Y, Bian D, Li S (2025) Two new species of Trilacuna Tong & Li, 2007 (Araneae, Oonopidae) from Yunnan Province, China, with a key to all known Trilacuna species of Yunnan. ZooKeys 1248: 17‑32. https://doi.org/10.3897/zookeys.1248.158273
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  • WSC (2025) World Spider Catalog. Version 26.0. Natural History Museum Bern. http://wsc.nmbe.ch. Accessed on: 2025-10-18.