中国鲃亚科金线鲃属鱼类一新种——黄田金线鲃（鲤形目.PDFVIP

动 物 学 研 究 2011，Apr. 32(2): 204−207 CN 53-1040/Q ISSN 0254-5853 Zoological Research DOI ：10.3724/SP.J.1141.2011.02204 中国鲃亚科金线鲃属鱼类一新种—— 黄田金线鲃 (鲤形目：鲤科) 1 2,* 3 朱定贵 , 朱 瑜 , 蓝家湖 (1. 广西农业职业技术学院, 广西 南宁 530007; 2. 广西水产畜牧学校, 广西 南宁 530007; 3. 广西都安县水产畜牧兽医局, 广西 南宁 530007) 摘要：该文记述了采自广西贺州市贺江水系——洞穴的鲤科鲃亚科金线鲃属鱼类一新种, 命名为黄田金线鲃 (Sinocyclocheilus huangtianensis Zhu, Zhu et Lan sp. nov.) 。新种眼睛正常, 背鳍末根不分枝鳍条柔软, 后缘无锯齿, 与属内同分布在贺江水系的已知种季氏金线鲃及邻近漓江水系的桂林金线鲃相似, 但新种侧线鳞为 52～59 枚, 侧 线上鳞 17～23, 侧线下鳞 16～17, 围尾柄鳞 40～46, 鳃耙 9～10, 眼径为体长的 4.3%～5.4%, 眼间距为体长的 9.2%～9.6%, 口宽为体长的6.0%～7.3%, 与季氏金线鲃和桂林金线鲃有明显区别。 关键词：鲤科; 金线鲃属; 新种; 洞穴鱼类; 中国 中图分类号：Q959.468 文献标志码：A 文章编号：0254-5853-(2011)02-0204-04 Description of a new species of Barbinae, Sinocyclocheilus huangtianensis from China (Teleostei: Cypinidae) 1 2,* 3 ZHU Ding-Gui , ZHU Yu , LAN Jia-Hu (1. Guangxi Agricultural Vocational and Technical College, Nanning 530007, China; 2. Fisheries and Livestock Farming School of Guangxi, Nanning 530021, China; 3. Fishery and Animal Husbandry Bureau of Duan, Guangxi, Nanning 530007, China) Abstract: A new species, Sinocyclocheilus huangtianensis, is found from a cave of Hejiang River, Hezhou, Guangxi, China. This river is a tributary of the Pearl River. It is similar to S. jii, distributed in Hejiang and S. guilinensis distributed in Lijiang by having a soft dorsal spine without serration and normal eyes. The combination of the following