Reference

Wilhelm Foissner, Ilse Foissner (1984): First record of an ectoparasitic flagellate on ciliates: an ultrastructural investigation of the morphology and the mode of attachment of Spiromonas gonderi nov.spec.(Zoomastigophora, Spiromonadidae) invading the pellicle of ciliates of the genus Colpoda – Protistologica – 20: 635 - 648.