Ciliophora Doflein, 1901 - ciliates Order Pleurostomatida Schewiakoff, 1896 Genus Litonotus Wrzesniowski, 1870 1 Litonotus antarcticus W. Song & N. Wilbert, 2002 2 Litonotus lamella sensu Fryd-Versavel et al., 1975 3 Litonotus yeanae 4 Litonotus obtus 5 Litonotus emmerichi Petz, Song & Wilbert, 1995