中国广西金线鲃属盲鱼一新种——安水金线鲃(Sinocyclocheilus anshuiensis sp.nov.)  

A new blind barbine species, Sinocyclocheilus anshuiensis sp. nov.(Cypriniformes: Cyprinidae)from Guangxi, China

作　　者：甘西[1] 吴铁军[1] 韦慕兰 杨剑[3] 

机构地区：[1]广西水产研究所,广西南宁530021 [2]广西都安县水产技术推广站,广西都安530700 [3]广西师范学院化学与生命科学学院,广西南宁530001

出　　处：《Zoological Research》2013年第5期459-463,共5页动物学研究（英文）

基　　金：广西教育厅科研基金(2013YB139);国家自然科学基金(NSFC31071884)

摘　　要：2012年6～7月，于广西壮族自治区凌云县逻楼镇附近一洞穴采集到金线鱼巴属一新种，并命名为安水金线鱼巴（Sinocyclocheilus anshuiensis sp．nov．）。该新种背鳍末根不分枝，鳍条基部为硬刺，后缘具锯齿，后半部柔软分节；背鳍分枝鳍条7；腹鳍起点位于背鳍起点之前；头后急剧隆起，头背交界处具一伸向上前方的肉质额骨突；侧线鳞34～38，与其相邻的上、下鳞片大小相当；尾柄上、下缘具发达肉质鳍褶。以上组合特征可与金线鳃属其他种类相区别。This study describes a new blind barbine fish species, Sinocyclocheilus anshuiensis sp. nov. discovered based on five specimens collected from a cave in Luolou town, Lingyun County, Guangxi, China, in June and July 2012. Sinocyclocheilus anshuiensis is distinguished from other species of Sinocyclocheilus by having the following combination of characteristics： dorsal fin with 7 branched rays, last unbranched dorsal-fin ray weak with serrations on posterior edge of its lower part; pelvic-fin origin anterior to dorsal-fin origin; dorsal profile of head sharply uplift, a forward flesh tuber present on frontal; body covered with scales, and lateral line with 34-38 scales, lateral line scales are as big as their neighbor scales; caudal peduncle with developed fresh crests.

关 键 词：广西 鲤科 金线鲃属 新种 洞穴鱼类 

分 类 号：Q959.468[生物学—动物学]