Family: Small, less than 50 μm; oblong to ovate; ridges faint or absent.
Genus: Body ovate in locomotion, longer than broad, with clear zone as anterior part; uninucleate (Illustrated Guide, 1985).
Clydonella sp.
2 clips
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xxxx
Pref, 1998
Clydonella sp.
2 clips
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xxxx
Pref, 1998
Clydonella sp.
2 clips
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Gifu, 1998