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Morphological description of two condylostomid heterotrich ciliates not recorded in Korea

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Reinvestigation of two poorly known metopid ciliates: Metopus major and M. pellitus by Kahl, 1932 from South Korea (Ciliophora, Armorphorea).

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Combining morphological and molecular data to explain the history and evolutionary pattern of problematic taxa in the genus Frontonia

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Two new species candidates of anaerobic ciliates genus Tropidoatractus (Ciliophora, Armophorea, Metopida, Tropidoatractidae) based on morphology and molecular phylogeny

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Morphological redescription of three Sonderia species (Ciliophora; Plagiopylea; Sonderiidae) based on Korean populations