Pyrrhophyta


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Related to Pyrrhophyta: phylum Pyrrophyta, Euglenophyta, Chrysophyta

Pyrrhophyta:

see Dinoflagellatadinoflagellata
, phylum (division) of unicellular, mostly marine algae, called dinoflagellates. In some classification systems this division is called Pyrrhophyta. There are approximately 2,000 species of dinoflagellates.
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Pyrrhophyta

[pə′räf·əd·ə]
(botany)
A small division of motile, generally unicellular flagellate algae characterized by the presence of yellowish-green to golden-brown plastids and by the general absence of cell walls.
References in periodicals archive ?
Photosynthesis and production of hydrogen peroxide by Symbiodinium (Pyrrhophyta) phylotypes with different thermal tolerances.
Faust, "Morphology of ciguatera-causing Prorocentrum lima (Pyrrhophyta) from widely differing sites," Journal of Phycology, vol.
Cyanophyta (11 species), Heterokontophyta (8 species), Cryptophyta (3), Pyrrhophyta (2 species), and Euglenophyta (1 species) also contributed to phytoplankton, but they were represented by fewer species.
En esta estacion, la abundancia del fitoplancton se correlaciono significativamente con la de las cianobacterias (r=-0,993) y con la de Pyrrhophyta (r=0,809).
Dinophysiales (Pyrrhophyta) de tas aguas costeras de la region nororiental de Venezuela: Sistematica.
This report provides preliminary information about the freshwater Pyrrhophyta and two families in the Chlorophyta.