湘江长沙段的双壳类软体动物

报道了湘江长沙段双壳类软体动物的调查结果，计有双壳类24种及3亚种(其中椭圆背角无齿蚌和橄榄蛏蚌为湖南省新记录种)，分别隶属于双壳纲3科17属，其中主要是蚌科珠蚌亚科的种类。并对它们的种类组成、区系、分布、种群大小及栖息环境进行了分析，叙述了优势种的经济价值及利用前景。

Bivalvia Mollusca in the Changsha Section of Xiang River

This paper reports the results of a survey on Bivalvia mollusks in the Changsha section of the Xiang River. A total of 24 species and 3 subspecies belonging to 17 genera in 3 families of Bivalvia were found. Most of them are representatives of the subfamily Unioninae of the family Unionidae. 2 species are first recorded in Hunan Province. The species composition, faunal, distribution, population size and ecological environment are analyzed. The economic value and exploiting prospect of the dominant species are discussed.