[Arachnida • 2025] Otacilia baimashan & O. wulong • Two New Species of Otacilia Thorell, 1897 (Araneae: Phrurolithidae) from Baima Mountain Nature Reserve, Chongqing, China

 

[A-B]  Otacilia baimashan Shi, Wang & Mu, 
[C-D] Otacilia wulong Shi, Wang & Mu, 

in Shi, L. Wang, Shu, H. Wang et Mu, 2025. 

 DOI: doi.org/10.3897/BDJ.13.e176953

(photographs by Qianle Lu)

Abstract

Background: The genus Otacilia Thorell, 1897 comprises 141 species worldwide, with 118 (approximately 84%) distributed in China.

New information: Two new species of the genus Otacilia are described from Baima Mountain Nature Reserve, Chongqing, China: Otacilia baimashan Shi, Wang & Mu, sp. nov. (♂♀) and Otacilia wulong Shi, Wang & Mu, sp. nov. (♂♀). Detailed description, photos of habitus and copulatory organs of the new species are provided.

Keywords: classification, description, taxonomy, morphology

Living photos of Otacilia baimashan Shi, Wang & Mu, sp. nov.: A Male; B Female.
Living photos of Otacilia wulong Shi, Wang & Mu, sp. nov.: C Male; D Female. (photographs by Qianle Lu).

 Zijian Shi, Luyu Wang, Ziyun Shu, Hua Wang and Yannan Mu. 2025. Two New Species of Otacilia Thorell, 1897 (Phrurolithidae) from Baima Mountain Nature Reserve, Chongqing, China. Biodiversity Data Journal. 13: e176953. DOI: doi.org/10.3897/BDJ.13.e176953 [09 Dec 2025]