Reference

Weibo Song, Phyllis Clarke Bradbury (1997): Comparative Studies on a New Brackish Water Euplotes, E. parawoodruffin. sp., and a Redescription of Euplotes woodruffi Gm, 1939 (Ciliophora; Hypotrichida) – Archiv für Protistenkunde – 148_1997: 399 - 412.