British and other freshwater ciliated protozoa : Pt. 2, Ciliophora: Oligohymenophora and Polyhymenophora. Keys and notes for the identification of the free-living genera / Colin R. Curds,Michale A. GATES and David Mcl. ROberts and ed. by Doris M. Kermark and R. S. K. Barns. Curds, Colin Robert. GATES, M. A David, Mcl.ROBERTS Calculus. Classification. Freshwater protozoa Freshwater protozoa Protozoa Great Britain Classification. QL255 .S95 n.s., no. 22-23 QL368.A22 593.1720941 19 CUB Includes bibliographical references and indexes. London : University Press, c1983. c1983. 1982 Text v, 474 p. : eng Synopses of the British fauna. a new ser., no. 22-23 Synopses of the British fauna ; new ser., no. 22-23. Great Britain