Not a monophyletic classification, but rather a classification of convenience including all single-celled eukaryotes. Names associated with the following organisms are those of currently recognized monophyletic clades
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EuglenozoaSingle-celled eukaryotes with flagella and mitochondria. Approximately 35% of the free-living genera possess chloroplasts. Euglena sp.autotrophic. |
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AlveolataSingle-celled eukaryotes with submembrane vesicles (alveoli). Gonyaulax sp.Dinoflagellate: 2 flagella in grooves of cell plates. autotrophic. |
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AlveolataSingle-celled eukaryotes with submembrane vesicles (alveoli). Ceratium sp.Dinoflagellate: 2 flagella in grooves of cell plates. autotrophic. |
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AlveolataSingle-celled eukaryotes with submembrane vesicles (alveoli). Paramecium sp.Ciliophoran: covered with many cilia, and possessing a macronucleus and a micronucleus. heterotrophic. |
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AlveolataSingle-celled eukaryotes with submembrane vesicles (alveoli). Paramecium sp.Asexual reproduction by fission. heterotrophic. |
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AlveolataSingle-celled eukaryotes with submembrane vesicles (alveoli). Paramecium sp.Sexual reproduction by conjugation. heterotrophic. |
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AlveolataSingle-celled eukaryotes with submembrane vesicles (alveoli). Stentor sp.Ciliophoran: covered with many cilia, and possessing a macronucleus and a micronucleus. heterotrophic. |
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StramenopilaSingle-celled eukaryotes with chloroplasts and fine hairs on their flagella. DiatomsTwo-layered silaceous test. autotrophic. |
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Unknown CladeAmoeba proteusNaked amoeba. Engulfs food and moves using pseudopodia. heterotrophic. |
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Unknown CladeForaminiferaTestate amoeba. Thin pseudopodia (filopodia) extend through pores on calcium carbonate test. heterotrophic. |
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ChlorophytaSingle-celled eukaryotes with chloroplasts. Form a monophyletic group with the Charophyta and the land plants. Chlamydomonas sp.autotrophic. |
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ChlorophytaSingle-celled eukaryotes with chloroplasts. Form a monophyletic group with the Charophyta and the land plants. Volvox sp.Forms spherical colonies. autotrophic. |
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ChlorophytaSingle-celled eukaryotes with chloroplasts. Form a monophyletic group with the Charophyta and the land plants. Spirogyra sp.Forms filamentous colonies. autotrophic. |
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ChlorophytaSingle-celled eukaryotes with chloroplasts. Form a monophyletic group with the Charophyta and the land plants. Spirogyra sp.Sexual reproduction by conjugation. autotrophic. |