Editorial

25 Years of Protist
Michael Melkonian

Protist reviews

Examining the Relationship Between the Testate Amoeba Hyalosphenia papilio (Arcellinida, Amoebozoa) and its Associated Intracellular Microalgae Using Molecular and Microscopic Methods
A.K.M. Weiner, B. Cullison, S.V. Date, T. Tyml, J.-M. Volland, T. Woyke, L.A. Katz and R.S. Sleith

Effects of Copper and the Insecticide Cypermethrin on a Soil Ciliate (Protozoa: Ciliophora) Community
H.T.T. Luu, G.F. Esteban, A.A. Butt and I.D. Green