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Acroterius gen. nov. (Araneae: Linyphiidae: Linyphiinae) with twelve new species from Yunnan, China
(2021)
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.
The new erigoninae genus Yuelushannus gen. nov. with two new species, Y. alatus sp. nov. (♂♀) and Y. barbatus sp. nov. (♂♀), are described from Hunan and Hubei Provinces. Detailed descriptions of somatic features and genitalic characters, photos of the habitus and copulatory organs, line drawings of copulatory organs and a distribution map are provided.