A new species of Yunnanilus (Cypriniformes: Nemacheilidae) from upper Pearl River, Yunnan, China Author He, Yun-Rui Key Laboratory for Conserving Wildlife with Small Populations in Yunnan, Faculty of Biodiversity Conservation, Southwest Forestry University, Kunming, Yunnan 650224, China. Author Li, Xue-Rong Key Laboratory for Conserving Wildlife with Small Populations in Yunnan, Faculty of Biodiversity Conservation, Southwest Forestry University, Kunming, Yunnan 650224, China. Author Che, Xing-Jin State Key Laboratory of Genetic Resources and Evolution, Kunming Institute of Zoology, The Innovative Academy of Seed Design, Chinese Academy of Sciences, Kunming, Yunnan 650201, China. & Yunnan Key Laboratory of Plateau Fish Breeding, Yunnan Engineering Research Center for Plateau-Lake Health and Restoration, Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming, Yunnan 650201, China. & University of Chinese Academy of Sciences, Beijing 100049, China. Author Yang, Xiao-Jun School of Geography and Ecotourism, Southwest Forestry University, Kunming, Yunnan 650224, China. Author Wang, Ji-Shan 0000-0003-4660-163X Key Laboratory for Conserving Wildlife with Small Populations in Yunnan, Faculty of Biodiversity Conservation, Southwest Forestry University, Kunming, Yunnan 650224, China. wangmo139@live.cn Author Wang, Mo Key Laboratory for Conserving Wildlife with Small Populations in Yunnan, Faculty of Biodiversity Conservation, Southwest Forestry University, Kunming, Yunnan 650224, China. & Key Laboratory for Conserving Wildlife with Small Populations in Yunnan, Faculty of Biodiversity Conservation, Southwest Forestry University, Kunming, Yunnan 650224, China. wangmo139@live.cn text Zootaxa 2024 Zool. Res. 2024-03-21 5428 2 194 206 http://dx.doi.org/10.11646/zootaxa.5428.2.2 journal article 291524 10.11646/zootaxa.5428.2.2 23d1c69f-5b5f-4d46-8426-86abdf3380f5 1175-5326 10847303 002ABD9B-6A42-4DBE-8328-669D13331ACB

TABLE 1. Morphometric and meristic data of Yunnanilus yangi sp. nov. Range, mean, and standard deviation (Mean± SD) include holotype values.

Character	Holotype	Range (n =17)	Mean± SD
Dorsal-fin rays	iii, 8	iii, 8
Pelvic-fin rays	i, 6	i, 6-7
Pectoral-fin rays	i, 11	i, 11
Anal-fin rays	ii, 5	ii, 5
Branched caudal rays	16	16
Total length (mm)	70.6	53.1-73.6	65.3±5.0
Standard body length (mm)	57.1	42.4-59.2	52.6±4.2
Percent of standard length
Body depth	23.5	16.3-21.1	19.0±1.2
Predorsal length	54.7	47.5-55.0	51.5±2.0
Dorsal-fin length	24.3	22.6-26.2	24.4±1.0
Preanal length	77.0	74.3-80.5	77.7±1.7
Anal-fin length	15.9	14.9-17.6	16.2±0.8
Pectoral-fin length	19.2	13.4-18.8	17.2±1.2
Pelvic-fin length	15.8	13.2-16.5	15.2±0.8
Caudal peduncle length	14.9	11.3-17.6	14.6±1.4
Caudal peduncle depth	9.2	7.7-9.0	8.2±0.4
Head length	20.0	17.5-21.0	19.6±0.9
Percentage of head length
Head depth	73.8	65.2-78.9	71.3±3.7
Head width	67.3	54.1-65.6	58.1±3.0
Snout length	46.0	39.2-53.5	44.3±3.3
Eye diameter	29.2	20.8-29.1	23.3±2.3
Interorbital width	30.6	23.3-30.9	26.4±2.2
Percent of caudal peduncle length
Caudal peduncle depth	61.7	47.0-74.2	56.5±6.2