Periphytic diatoms (Bacillariophyta) in streams from three Conservation Units of central Brazil: Pinnularia Ehrenberg
نویسندگان
چکیده
منابع مشابه
Diatoms from Brazil: the taxa recorded by Christian Gottfried Ehrenberg
The flora of diatoms from Brazil has been studied by several authors from the beginning of the 19(th) up to now. Some of the old lists and descriptions are unknown or have been ignored by Brazilian researchers and the situation of the names cited was not assessed. Here we compiled a list of 101 taxa of diatoms from Brazil registered by Christian Gottfried Ehrenberg during the 19(th) century. We...
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15 صفحه اولTriceratium moreirae sp. nov. and Triceratium dubium (Triceratiaceae - Bacillariophyta) from estuarine environments of Southern Brazil, with comments on the genus Triceratium C. G. Ehrenberg.
A new species of Triceratiaceae is described for estuarine environments of Southern Brazil. The valve of Triceratium moreirae sp. nov. is triangular with elevations bearing ocellus and a rimoportula in their basis. The valvar surface has robust pseudoloculi, circular to polygonal, each one confining a group of areolae arranged in a typical pattern. A central larger areola is surrounded by 5-8 s...
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ژورنال
عنوان ژورنال: Hoehnea
سال: 2017
ISSN: 2236-8906,0073-2877
DOI: 10.1590/2236-8906-107/2016