Affiliation: | 1.Departamento de Parasitologia, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, Belo Horizonte, Minas Gerais, Av. Presidente Ant?nio Carlos, Pampulha, Belo Horizonte, MG, 31270-901, Brazil ;2.Department of Invertebrates, Natural History Museum, P.O. Box 6434, 1211, Geneva 6, Switzerland ;3.Institute of Parasitology, Biology Centre of the Czech Academy of Sciences, Brani?ovská 31, 370 05, ?eské Budějovice, Czech Republic ; |