A contribution to the knowledge of cave-adapted ground beetles from Guiyang, central Guizhou Province, southwestern China (Coleoptera, Carabidae, Trechini)

Abstract

A new genus and two new species of cavernicolous trechines are reported from central Guizhou Province, southwestern China. Haixiaphaenops gen. nov. is established to place a new species discovered in two limestone caves in northern Qingzhen Shi: H. jinxiaohongae sp. nov. (Dawan Dong cave and Changtu Dong and Dawan Dong caves). This new genus is allied to Zhijinaphaenops Uéno & Ran, 2002. Zhijinaphaenops zhaofeii sp. nov. is described from Zhangkou Dong cave in northern Jiuzhuang Zhen of Xifeng County. In addition, two new localities of the species Zhijinaphaenops jingliae Deuve & Tian, 2015, and two new localities of Sinaphaenops chengguangyuani Ma et al. 2020 are provided. A distribution map for all cavernicolous trechine beetles known in Guiyang is provided.