论文部分内容阅读
描记纹胸属鱼类 1新种 ,珠江纹胸Glyptothoraxzhujiangensissp .nov.,采自广东新会市崖西镇白水带溪(属珠江水系 )。新种与四斑纹胸G .quadriocellatus较相近 ,但胸吸着器呈心形而不是楔形 ,腹鳍起点近吻端而不是近尾鳍基 ,头部无斑而不是在两眼后方各有 1个黄色亮斑 ,尾鳍长大于而不是小于头长 ,鳃耙数、脊椎骨数较多 ,脂鳍基较短 ,与后者明显不同。
A new species of Pleurotus ostreatus, Pleurotus alata, was collected from Baishui River in Yaxi Town, Xinhui City, Guangdong Province (belonging to the Pearl River System). The new species is similar to the four-spot breasted G. quadriocellatus, but the chest absorbers are heart-shaped rather than wedge-shaped, the pelvic fins start near the but not the caudal fin base and have no spots on the head but not one yellow at the back of both eyes Bright spots, tail fin longer than not longer than the head length, gill rake number, the number of vertebrae more, short fat fin base, with the latter significantly different.