| Frontonia marina; a marine species characterised by a postoral suture that reaches to the posterior end of the cell. |
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| Frontonia marina; in contrast to Frontonia leucas ths species has a contractile vacuole without collecting canals. |
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| Frontonia marina; oral region. |
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| Frontonia marina; oral region, lateral view. |
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| Frontonia marina; slightly compressed specimen; focus plane on the macronucleus (Ma). The arrows point to some structures that may be the micronuclei. The diet consists of cyanobacteria and diatoms. |
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Location (1): Portsall, Bretagne, France; harbour |
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| Habitat: psammon, between algae/ rhodobacteria, together with Dysteria monostyla, Epiclintes ambiguus (click image to enlarge >>>) |
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| Date: 19.08.2021 (1); |
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