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Related to Pyrrophyta: phylum Pyrrophyta, Euglenophyta, Chrysophyta
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Noun1.Pyrrophyta - a division of lower plants comprising unicellular and biflagellate algae that form starchy compounds
kingdom Monera, kingdom Prokaryotae, Monera, Prokayotae - prokaryotic bacteria and blue-green algae and various primitive pathogens; because of lack of consensus on how to divide the organisms into phyla informal names are used for the major divisions
phylum - (biology) the major taxonomic group of animals and plants; contains classes
References in periodicals archive ?
Dentre os organismos fitoplanctônicos no concentrado alimentar, o grupo Chlorophyta foi dominante, representando 88,72% do total observado, seguido de Cyanobacteria com 7,22%, Chrysophyta com 4,03%, Pyrrophyta com 0,02% e Euglenophyta com 0,01% (Figura 1).
Bacillariophyta was represented by 28, Chlorophyta by 25, Cyanophyta by 11, Heterokontophyta by 7, Cryptophyta by 3, Pyrrophyta by 2, and Euglenophyta by 1 species, respectively (Table 1).
The phytoplankton species compositions in Qingdao and Weihai were quite similar, being composed of 50% Bacillariophyta, 29% Pyrrophyta, 5% Chlorophyta, 5% Chrysophyta, 7% Protozoa, and 4% unidentified species.