广西洞穴金线鱼巴属二新种记述(鲤形目:鲤科:鱼巴亚科)  

Two New Species of Sinocyclocheilus in Guangxi,China(Cypriniefrmes,Cyprinidae)

作　　者：吴铁军[1] 廖振平[1] 甘西[1] 李维贤[2] 

机构地区：[1]广西水产研究所,广西南宁530021 [2]云南省石林县黑龙潭水库,云南石林652200

出　　处：《广西师范大学学报（自然科学版）》2010年第4期116-120,共5页Journal of Guangxi Normal University:Natural Science Edition

基　　金：广西洞穴鱼类的分类及保护研究项目(2060302)

摘　　要：描记2000—2008年间采于广西的洞穴金线鱼巴属Sinocyclocheilus鱼类二新种,以采集地县名命名为马山金线鱼巴Sinocyclocheilus mashanensis Wu,Liao et Li,sp,nov和环江金线鱼巴Sinocyclocheilus haunjingensis Wu,Gan et Li,sp,nov。Two new species of Sinocyclocheilus are described in Guangxi,China.Ⅰ.Sinocyclocheilus mashanersis Wu,Liao et Li,sp,nov.Holotgpe,No.200612001,112 mm SL,collected from cave Guzhai Mashan county,Guangxi,China（23°45′N,108°10′E） in 2006.Paratypes：4 specimens,Nos,200612002-03、200612015、200612022,79～141 mm SL,were collected in the same locality and same time as the holotype.All types were deposited in the Heilongtan Reservoir Administration,Shilin county,Yunnan.D,iii,7;A.ii,5;P.i,9～11;V.i,7～8;branched caudal fin ray 16;lateral line scales 47 15～1911～13～Ⅴ 50;gill rakers 7～9;pharyngeal teeth 3 rows（2.3.4/4.3.2）Depth of body in standard body length 2.75～3.50（3.29）,length of head 3.00～3.43（3.19）,length of caudal peduncle 4.07～4.72（4.26）,depth of caudal peduncle 7.05～8.55（7.91）.Snout in head 2.12～2.55（2.41）,diameter of eye 7.67～11.25（9.58）,interorbital in its length 3.83～5.33（4.43）.Depth of caudal penucle in its length 1.71～2.11（1.86）.This new species in similar to Sinocyclocheilus altishoulderus Li et Lan（1992）,but differs from the latter in：① 47～50 of lateral line scales Vs 54～58;② 7～9 of gill rakers Vs 10～12;③ i,9～11 of pectoral fin ray Vs i,16.This new species is similar to S.microphthalmus Li（1989）,but differs from the latter in：① swell of head Vs smooth;② iii,7 of dorsal linerag iii,8;③ i,9～11 of pectoral line ray Vs i,15～17.This new species is similer to S.jiuxuensis Li et Lan（2003）,but differs from the latter in：① swell of head Vs smooth;② i,9～11 of pecteral fin ray Vs i,12～14.Ⅱ.Sinocyclocheilus huanjiangensis Wu,Gan et Li,sp,nov.Holotype,No.04050251,110 mm SL,collcted from cave Guanxin Huanjiang county,Guangxi,China（25°15′N,108°30′E） in 2004.Paratypes：5 specimens Nos,04050252-253、04050255-256、04050259,99～136 mm SL,were collected in the same locality and same time as the holotype.All types were deposited in the Heilongtan Reservoir Administration,Shilin county,Y

关 键 词：洞穴鱼类 新种 金线鱼巴属 广西 

分 类 号：Q959.468[生物学—动物学]