云南鲤科鱼类二新种记述

 描记采于云南东部的鲤科鱼类二新种,命名为罗平金线鱼巴Sinocyclocheilus luopingensis Li et Tao,sp.nov.和长鳍直口鲮Rectoris longifinus Li Mao et Lu,sp.nov.,前者头的背面下凹,但不呈鸭嘴形,鼻孔也开始前移到吻端,侧线鳞51,体鳞大,胸鳍长,后伸接近腹鳍起点等综合特征区别于该属所有已知种;后者各鳍较长,背鳍最长鳍条大于头长,后压达臀鳍基中部上方,胸鳍后伸达腹鳍,腹鳍后伸达臀鳍起点,臀鳍后伸达尾鳍基,体侧无一条黑色带伸达尾鳍基,可明显区别于直口鲮Rectoris posehensis Lin.

Two new species of Cyprinidae from Yunnan

Two new species of Cyprinidae from Luoping County and Shilin County,Yunnan Province,China were reported.1. Sinocycloheilus luopingensis Li et Tao,sp.nov.This new species distinguishes the rest species of the genus by the shape of head,the location of nose,the size of body scales and the number of letter line scales.Holotype,No 9608002,was collected from Luoping County(24°05′N,104°20′E),August 1996 and kept in Heilongtan Reservoir of Shilin County,Yunnan Province,China.The total length of it’s body is 172mm and the standard length is 139mm.2. Rectoris longifinus Li,Mao et Lu,sp.nov.This new species is similar to Rectoris posehensis Lin.But differ from the latter in the length of all fins and lacking a black stripe in the body.Holotype,No 980514004,was collected from Zhoxi (24°16′N,103°36′E),Shilin County,May 14,1998.The standard length of it’s body is 139mm.) Paratype,No 9204207,was collected from Naige (24°30′N,103°36′E),Luoping County,Yunnan Province,China,April 1992.The standard length of it’s body is 120mm.