| Paramecium sp: ciliate with 2 contractile vacuoles; each with two excretion pores and at least 10 collecting canals. Many crystals at the end of the cell. |
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| Paramecium sp: focus plane on the trichocysts and the excretion pores of the contractile vacuoles (marked by arrowheads). |
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| Paramecium sp: another specimen from the same sample |
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| Paramecium sp: crop of the above image. |
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| Paramecium sp: same specimen, slightly compressed by the coverslide. Visible is the macronucleus. |
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| Paramecium sp: crop of the above image; macronucleus |
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| Paramecium sp: trichocysts which are orientated perpendicular to the cortex of the cell. |
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| Paramecium sp: trichocysts in lateral view and oral region |
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| Paramecium sp: another image showing the oral region. The arrows point to some the vacuoles, each with a globular body inside >> ??micronuclei?? |
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| Paramecium sp: oral region |
| Paramecium sp: oral region |
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| Paramecium sp: the arrows point to the two excretion pores of the contractile vacuole. |
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| Location: St. Pabu, Aber Benoit, Bretagne, France, Forest |
| Habitat: treehole of Castanea sativa |
| Date: 18.08.2019 |
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