Aquatic Oligochaete Biology VIII

One: Taxonomy.- Descriptions of three Pristina species (Naididae, Clitellata) from Amazonian forest soils, including P. marcusi sp. nov..- A new lumbriculid genus and species from North America (Clitellata, Lumbriculidae).- Taxonomical survey of some stygobiont oligochaetes from the eastern part of France, including description of a new species.- A preliminary study of oligochaetes in Poyang Lake, the largest freshwater lake of China, and its vicinity, with description of a new species of Limnodrilus29-.- New alluroidids (Annelida, Clitellata) from Guyana.- Two: Diversity and Distribution.- Notes on the diversity and distribution of Australian Naididae and Phreodrilidae (Oligochaeta: Annelida).- Oligochaetes in southern European groundwater: new records and an overview.- Oligochaete communities in the hyporheic zone of a glacial river, the Roseg River, Switzerland.- Oligochaetes in Lake Towada, Japan, an oligotrophic caldera.- Distribution and dispersal capacity of the Ponto-Caspian tubificid oligochaete Potamothrix moldaviensis Vejdovský et Mrázek, 1903 in the Baltic Sea region.- Three: Morphology and Embryology.- Temporal pattern of the double sperm line production in Tubifex tubifex (Annelida, Oligochaeta).- External structures used during attachment and sperm transfer in tubificids (Annelida, Oligochaeta).- Mysterious “crystals”: found attached to the epidermal peritoneum of marine tubificid (Annelida: Clitellata) species.- Pattern formation in embryos of the oligochaete annelid Tubifex: cellular basis for segmentation and specification of segmental identity.- Four: Feeding Biology and Reproduction.- Selective feeding by the aquatic oligochaete Tubifex tubifex (Tubificidae, Clitellata).- Cocoon deposition of Rhyacodrilus hiemalis Ohtaka (Tubificidae) in LakeBiwa, Japan.- Five: Ecotoxicology and Bioaccumulation.- Utility and relevance of aquatic oligochaetes in Ecological Risk Assessment.- Tubifex tubifex as a link in food chain transfer of hexachlorobenzene from contaminated sediment to fish.- Bioaccumulation of lindane and hexachlorobenzene by the oligochaetes Enchytraeus luxuriosus and Enchytraeus albidus (Enchytraeidae, Oligochaeta, Annelida).- Six: Ecology.- Spatial and temporal variations of oligochaetes of the Ivinhema River and Patos Lake in the Upper Paraná River Basin, Brazil.- The distribution and ecology of littoral Oligochaeta and Aphanoneura (Annelida) of the Natural and Historical Reserve of Isla Martín García, Río de la Plata River, Argentina.- Effects of Nais elinguis on the performance of an activated sludge plant.- Half a century of oligochaete research in Estonian running waters.- Oligochaeta of the Morava and Odra River basins (Czech Republic): species distribution and community composition.- Effect of hydraulics, bed load grain size and water factors on habitat and abundance of Narapa bonettoi Righi & Varela, 1983 of the Upper Paraná River, Brazil.- Hydrology and substrates: determinants of oligochaete distribution in lowland streams (the Netherlands).