Reference

Ngassam, Jean Grain (1998): Ciliates Hysterocinetidae of the genera *Amieta* and *Thurstonia*: description of four species, three of them are new, endocommensal of the oligochaete worm *Alma nilotica* – Annls Sci. nat. (Zool. Biol. Anim.) – 19: 73 - 79.