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海洋科学  2007 

壶状臂尾轮虫及其休眠卵的形态学研究

, PP. 13-17

Keywords: 壶状臂尾轮虫(Brachionus,urceus),休眠卵,形态

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Abstract:

从乳山对虾养殖场池塘底泥中分离出数量较多的一种轮虫休眠卵,经孵化鉴定为壶状臂尾轮虫(Brachionusurceus),对该轮虫休眠卵及孵出的轮虫进行了形态学观察。扫描电镜观察发现,壶状臂尾轮虫休眠卵表面有明显的、不规则的褶皱突起,与已有报道略有差异,这可能是由生活水体盐度的不同引起的;该休眠卵表面附着一些污染物。透射电镜观察显示,壶状臂尾轮虫细胞内线粒体密集、分泌颗粒较多,这是与其代谢旺盛、运动活跃等机能相适应的。

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