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|Noun||1.||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