硅藻纲（Diatoms），属于褐藻类的特殊形态的藻类，是淡水或海水中的代表性的浮游生物，分为细胞左右对称的羽纹类和辐射对称的中心类两个亚纲。
硅藻一种由两个互联对称瓣构成硅细胞壁的、硅藻纲类的微小单细胞或群体的细胞藻。
Any of various microscopicone-celled or colonial algae of the class bacillariophyceae having cell walls of silica consisting of two interlocking symmetrical valves.
承担国家基金重大项目孢子植物志之海洋羽纹纲硅藻志编研、国家973子项目、国家基金仪器专项等20余项。发现15个硅藻新种和约150个新纪录种。
More than 20 research projects including "973", NSFC projects were granted by national and provincial science funds. 15 new diatom species and 150 new record species in China were found.
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