Reference

John Ozro Corliss (1994): Foissner, W. 1993. Class Colpodea (Ciliophora). In Matthes, D. (ed.), Protozoenfauna, Vol. 4, part 1. G. Fischer Verlag, Stuttgart, 798 pp. 2900 figs., hard cover, DM 296. – J. Euk. Microbiol. – 41: 86 - 87.