Friday, April 11, 2025

[Arachnida • 2025] Tyrannochthonius rudongyanensis, T. tiani & T. yanwuensis • Three New Cave-dwelling Species of Tyrannochthonius Chamberlin, 1929 (Pseudoscorpiones: Chthoniidae) from Guangxi, China

  

Tyrannochthonius rudongyanensis
Sun, Guo & Zhang, 2025


Abstract
Three new Tyrannochthonius species are described, including detailed diagnosis and illustrations: T. rudongyanensis sp. nov., T. tiani sp. nov., and T. yanwuensis sp. nov. All samples were collected from the hypogean habitats in Guangxi, China. A distribution map of all Tyrannochthonius species in Guangxi is provided.

Keywords: Diversity, karst, morphology, taxonomy

Rudongyan Cave, type locality of Tyrannochthonius rudongyanensis sp. nov.,
A, D live female T. rudongyanensis sp. nov. in its natural environment
B, C areas where T. rudongyanensis sp. nov. specimens were collected.


 Jianzhou Sun, Xiangbo Guo and Feng Zhang. 2025. Three New Cave-dwelling Species of Tyrannochthonius Chamberlin, 1929 (Pseudoscorpiones, Chthoniidae) from Guangxi, China. Subterranean Biology. 51: 115-133. DOI: doi.org/10.3897/subtbiol.51.146465