This volume of Advances in Parasitology has a predominantly protozoological flavor.Key Features* The questionable pathogenicity of Blastocytis, a ptorist closely related to amoeboflagellates* Discussion of Giardia and the evidence of early branching of the eukaryotic stem* Full overview of current knowledge of the immunology of Leishmania* Explanation of the way trypanosomatids transport nutrients and ions across their membranes* A review of the biology of the coccidian parasites of fish with extensive illustrations* A review of the sexuality of parasitic crustaceans
