Three new species of the subterranean genus Guiodytes from Guangxi, China (Coleoptera: Carabidae: Clivinini) Author Huang, Sunbin B465D2B4-4B8F-4C75-BCF8-4CF07E48B7BF Department of Entomology, College of Plant Protection, South China Agricultural University, 483 Wushan Road, 510642 Guangzhou, China. & Mécanismes adaptatifs et évolution (MECADEV), UMR 7179 CNRS-MNHN, Muséum national d’histoire naturelle, CP 50, 57 rue Cuvier, 75005 Paris, France. huangsunbin@163.com Author Zhou, Jiajun 0B581FD2-8D89-4501-9B59-81BFC76D8FC7 Zhejiang Forest Survey, Planning and Design Company, 310020 Hangzhou, China. cnwaters@foxmail.com Author Tian, Mingyi CE82BEEB-21C9-4C31-BD1A-1095D5DA72E2 Department of Entomology, College of Plant Protection, South China Agricultural University, 483 Wushan Road, 510642 Guangzhou, China. mytian@scau.edu.cn Author Faille, Arnaud 34F015D0-0840-478A-BFE2-AA2B1F6D05D5 Department of Entomology, Stuttgart State Museum of Natural History, 70191 Stuttgart, Germany. arnaud.faille@smns-bw.de text European Journal of Taxonomy 2021 2021-10-11 774 135 154 http://dx.doi.org/10.5852/ejt.2021.774.1537 journal article 4037 10.5852/ejt.2021.774.1537 c7b35919-a8bf-4baa-aae3-f029e93332f6 2118-9773 5567094 68C21186-889C-4F61-8DF3-5752A8EA35AC Key to the species of Guiodytes (after Tian 2014 , modified) 1. Labrum not or slightly emarginate; pronotum with fore angles not or slightly protruding ( Figs 3 A- E); elytral interval three with four or five dorsal setiferous pores, elytral interval five without dorsal setiferous pores ( Fig. 4 ) .................................................................................................................... 2 – Labrum conspicuously emarginate as a semicircular incision; pronotum with fore angles strongly protruding ( Fig. 3F ); elytral interval three with nine dorsal setiferous pores, elytral interval five with six dorsal setiferous pores ( Fig. 4F ) (Longzhou: Zhuzhu Dong cave) ............................................... ................................................................................................. G . inexpectatus Tian & Zhou sp. nov. 2. Elytral interval three with four dorsal setiferous pores ( Figs 4B, C ) ................................................ 3 – Elytral interval three with five dorsal setiferous pores ( Fig. 4A, D–E ) ............................................ 4 3. Body smaller ( 5.2 mm ); head stouter, labrum seven-setose, palpomeres slightly stouter, antennae shorter and stouter; entire lateral margin of elytra crenulated throughout, striae composed of larger punctures, interval six faintly carinated near base ( Fig. 4B ) (Longzhou: Paoma Dong cave)............ ........................................................................................................................ G. bedosae Tian, 2013 – Body larger ( 7 mm ); head slender, labrum five-setose, palpomeres slender, antennae longer and more slender; lateral margin of elytra crenulated on basal half, smooth on apical half, striae composed of smaller punctures, interval six strongly carinated near base ( Fig. 4C ) (Du’an: three caves) ............. ......................................................................................................................... G. cavicola Tian, 2013 4. Body larger ( 9.2–9.5 mm ); frontal carinae long and nearly parallel-sided; pronotum wider than long; elytra with striae smaller and denser punctured, elytral intervals six to eight carinated near base, four and five not carinated ( Fig. 4A ) ........................................................................................................ 5 – Body smaller and more slender ( 4.5 mm ); frontal carinae short and not parallel-sided; pronotum longer than wide; elytra with striae composed of larger and sparser punctures, elytral intervals six to eight carinated throughout, four and five carinated near base ( Fig. 4D ) (Huanjiang: Dapo Dong cave) .................................................................................................................................................... ........................................................................................................... G. weii Huang & Faille sp. nov. 5. Body more depigmented, of light brown colour; pronotum shorter and stouter, with remarkably emarginate anterior margin ( Fig. 3A ); elytral intervals slightly vaulted, elytral striae broad and well marked, with large isolated punctures ( Fig. 4A ) (Huanjiang: Ji Dong cave, formerly called Shuiku Dong) ......................................................................................................... G. deharvengi Tian, 2014 – Body less depigmented, of reddish-brown colour; pronotum longer and more slender, with anterior margin almost not emarginate ( Fig. 3E ); elytral intervals rather strongly vaulted, elytral striae narrow and deep, with small isolated punctures ( Fig. 4E ) (Huanjiang: Huang Dong cave) .......................... ............................................................................................. G. yueliangensis Huang & Tian sp. nov.