Bardele, C., Stockmann, N., Agatha, S. (2019). Some Ultrastructural Features of the Planktonic Freshwater Ciliate Limnostrombidium viride (Alveolata, Ciliophora, Oligotrichida) and Improved Diagnoses of Oligotrich Taxa. Acta Protozoologica, 2019, 169-193. doi: https://doi.org/10.4467/16890027AP.18.014.10090