@article{RAS:SourceID:220482, author = {Berger, H.}, journal = {Monographiae Biologicae}, title = {Monograph of the Urostyloidea (Ciliophora, Hypotricha)}, url = {https://ras.biodiversity.aq/aphia.php?p=sourcedetails&id=220482}, volume = {85}, year = {2006} }