New species of parasitic copepods of the Genus Acusicola (Poecilostomatoida: Ergasilidae) from gill filaments of coastal and freshwater Brazilian fishes, and proposition of Acusicola rogeri n. sp. for A. tenax sensu Cressey & Collette (1970) Maria Auxiliadora Pinto da Motta AmadoCarlos Eduardo da Rocha Falavigna OriginalPaper Pages: 183 - 193
Effects of eucalyptus afforestation on leaf litter dynamics and macroinvertebrate community structure of streams in Central Portugal M. AbelhoM. A. S. Graça OriginalPaper Pages: 195 - 204
Density and biomass of Gastrotricha in sediments of different types of standing waters Teresa Nesteruk OriginalPaper Pages: 205 - 208
Distribution and associations of the aquatic Heteroptera of the Balearic Islands (Spain) J. García-AvilésM. A. PuigA. G. Soler OriginalPaper Pages: 209 - 217
Feeding habits of longfin gurnard, Aspitrigla obscura (L.1764), along the Catalan coast (north-western Mediterranean) R. Moreno-Amich OriginalPaper Pages: 219 - 228
Phylogenetic positions of the aberrant branchiobdellidans and aphanoneurans within the Annelida as derived from 18S ribosomal RNA gene sequences Seung Y. MoonChang B. KimWon Kim OriginalPaper Pages: 229 - 236
Influence of environmental characteristics on the distribution of ciliates in the River Henares (Central Spain) Ana SolaSusana SerranoAlmudena Guinea OriginalPaper Pages: 237 - 252
Monstrilloida (Copepoda) off the Brazilian coast Cristina de Oliveira Dias OriginalPaper Pages: 253 - 256