Reference

Wolfgang Petz, Weibo Song, Norbert Wilbert (1995): Morphogenesis of *Gymnozoum viviparum* #Meunier#, 1910 and *G. sympagicum* #Petz# et al., 1995, cyrtophorid ciliates from Antarctic Sea ice – Europ. J. Protistol. – 31: 454.