Acroterius gen. nov. (Araneae: Linyphiidae: Linyphiinae) with twelve new species from Yunnan, China

Keywords: copulatory organ, Linyphiinae, South East Asia, sheet-web spiders, taxonomy


Acroterius gen. nov. is described from Yuannan, together with twelve new species: A. absentus gen. et sp. nov. (♂); A. brevis gen. et sp. nov. (♂/♀); A. camur gen. et sp. nov. (♂/♀); A. circinatus gen. et sp. nov. (♂/♀); A. hamatus gen. et sp. nov. (♀); A. inversus gen. et sp. nov. (♀); A. latus gen. et sp. nov. (♂/♀); A. longidentatus gen. et sp. nov. (♀); A. longimultus gen. et sp. nov. (♂/♀); A. longiprojectus gen. et sp. nov. (♀); A. ovatus gen. et sp. nov. (♀), and A. parvus gen. et sp. nov. (♀). Detailed descriptions of genitalic characters and somatic features by means of photographs and line drawings, as well as comparisons with closely related species, are provided.


Irfan M. & Peng X.J. 2018. Three new species of Linyphiidae (Arachnida: Araneae) from Yunnan, China. Oriental Insects 52 (3): 229–244.

Irfan M. & Peng X.J. 2019a. Herbiphantes Tanasevitch, 1992 and Labullinyphia van Helsdingen, 1985 (Araneae, Linyphiidae), two newly recorded spider genera from the Gaoligong Mountains in China with the description of two new species. Zootaxa 4638 (4): 547–561.

Irfan M. & Peng X.J. 2019b. The genus Parbatthorax Tanasevitch, 2019 (Araneae, Linyphiidae) new to China, with a new species from the Gaoligong Mountains. European Journal of Taxonomy 555: 1–19.

Irfan M., Zhou G.C. & Peng X.J. 2019. Zhezhoulinyphia gen. nov. (Araneae, Linyphiidae) from Yunnan, China. ZooKeys 862: 43–60.

Ivie W. 1969. North American spiders of the genus Bathyphantes (Araneae, Linyphiidae). American Museum Novitates 2364: 1–70.

Li S.Q. & Lin Y.C. 2016. Species Catalogue of China. Volume 2: Animals Invertebrates (I) Arachnida: Araneae. Science Press, Beijing.

Merrett P. 1963. The palpus of male spiders of the family Linyphiidae. Proceedings of the Zoological Society of London 140 (3): 347–467.

Millidge A.F. 1988. The spiders of New Zealand: Part VI. Family Linyphiidae. Otago Museum Bulletin 6: 35–67.

Paquin P. & Dupérré N. 2003. Guide d’identification des araignées de Québec. Fabreries, Supplement 11: 1–251.

Tao Y., Li S.Q. & Zhu C.D. 1995. Linyphiid spiders of Changbai Mountains, China (Araneae: Linyphiidae: Linyphiinae). Beiträge zur Araneologie 4: 241–288.

Van Helsdingen P.J. 1972. An account of money spiders from down under (Araneida, Linyphiidae). Zoologische Mededelingen 47: 369–390.

Zhao Q.Y. & Li S.Q. 2014. A survey of linyphiid spiders from Xishuangbanna, Yunnan Province, China (Araneae, Linyphiidae). ZooKeys 460: 1–181.

Zhao Q.Y. & Li S.Q. 2017. Callosa gen. n., a new troglobitic genus from southwest China (Araneae, Linyphiidae). ZooKeys 703: 109–128.

How to Cite
Irfan, M., Bashir, S., & Peng, X. (2021). Acroterius gen. nov. (Araneae: Linyphiidae: Linyphiinae) with twelve new species from Yunnan, China. European Journal of Taxonomy, 743(1), 1-53.