摘要

twenty eight specific and infra-specific taxa of the genera euglena ehr. and lepocinclis perty are presented as a result of phytoplankton and periphyton study in lentic systems next to lagoa do casamento (30o03%26apos;- 30o34%26apos;s and 50o25%26apos;- 50o47%26apos;w) and butiazal de tapes (30o23%26apos;- 30o38%26apos;s and 51o16%26apos;- 51o29%26apos;w), coastal zone of rio grande do sul state. samples were collected in autumn and spring seasons in 2003. the swamps associated to lagoa do casamento in spring of 2003 presented more specific richness of these two genera. lepocinclis salina fritsch var. salina distinguished by its distribution, occuring in 41,2% of the analized samples. two taxa are new records for the state and brazil: l. playfairiana defl. var. playfairiana and l. boseensis xie, qiu %26 ling.

  • 出版日期2006

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