Past symposium attendees in the group photographs Stuart R. GelderSusan M. Peterson OriginalPaper Pages: 1 - 7
Retrospect and Prospect: reflections on forty years of study of aquatic oligochaetes Ralph O. Brinkhurst OriginalPaper Pages: 9 - 19
Zoogeography of branchiobdellidans (Annelida) and temnocephalidans (Platyhelminthes) ectosymbiotic on freshwater crustaceans, and their reactions to one another in vitro Stuart R. Gelder OriginalPaper Pages: 21 - 31
Studies on the aquatic oligochaete fauna in Lake Biwa, central Japan. II. Records and taxonomic remarks of nine species Akifumi OhtakaMachiko Nishino OriginalPaper Pages: 33 - 47
Monopylephorus camachoi nov. sp., a new rhyacodriline worm (Tubificidae: Clitellata) from the Coiba Island, on the east Pacific Coast of Panama Pilar Rodriguez OriginalPaper Pages: 49 - 55
Records of Enchytraeidae (Clitellata) from the People's Republic of China Hongzhu WangZhicai XieYanling Liang OriginalPaper Pages: 57 - 66
Distribution of freshwater oligochaetes in the west and east coastal regions of the North Pacific Ocean Tarmo Timm OriginalPaper Pages: 67 - 81
Enzymatic variability in sympatric species of Tubifex (Clitellata: Tubificidae) Andreina Paoletti Di ChiaraManuela PaganiBarbara Leoni OriginalPaper Pages: 83 - 86
Terrestrial polychaetes – models for the evolution of the Clitellata (Annelida)? Günter Purschke OriginalPaper Pages: 87 - 99
Clitellate diversity in Nationalstadsparken, an urban national park in Stockholm, Sweden Christer ErséusReinmar GrimmTarmo Timm OriginalPaper Pages: 101 - 110
Finding enchytraeid oligochaetes (Clitellata) in hot climates: species occurrence on the shores of Bermuda Brenda HealyKathryn A. Coates OriginalPaper Pages: 111 - 117
Spatial distribution of oligochaetes (Clitellata) in the tidal freshwater and brackish parts of the Schelde estuary (Belgium) J. SeysM. VincxP. Meire OriginalPaper Pages: 119 - 132
Distribution and dispersal capacity of the Ponto-Caspian tubificid oligochaete Potamothrix heuscheri (Bretscher, 1900) in Scandinavia Göran Milbrink OriginalPaper Pages: 133 - 142
Oligochaeta and Aphanoneura in two Northern German hardwater lakes of different trophic state Rut ColladoPeter KasprzakRüdiger M. Schmelz OriginalPaper Pages: 143 - 148
Micro-distribution of oligochaetes in a soft-bottomed lowland stream (Elsbeek; The Netherlands) Piet F. M. Verdonschot OriginalPaper Pages: 149 - 163
Oligochaeta from the abyssal zone of Lake Baikal (Siberia, Russia) Patrick MartinKoen MartensBoudewijn Goddeeris OriginalPaper Pages: 165 - 174
Oligochaetes of Karavasta Lagoon (Albania). Preliminary results S. Casellato OriginalPaper Pages: 175 - 182
A comparison among different population models for Limnodrilus hoffmeisteri Claparède (Oligochaeta, Tubificidae) Andrea PasterisMartina VecchiGiuliano Bonomi OriginalPaper Pages: 183 - 189
Assessment of secondary production of Naididae (Oligochaeta): an example from a North German lake Boris Löhlein OriginalPaper Pages: 191 - 198
Ultrastructure and functional significance of intestinojunctional spermathecae in enchytraeids (Oligochaeta, Annelida) Wilfried Westheide OriginalPaper Pages: 199 - 211
New sperm types in Naididae and Lumbriculidae (Annelida: Oligochaeta) and their possible phylogenetic implications Marco FerragutiChrister ErséusPatrick Martin OriginalPaper Pages: 213 - 222
CLSM analysis of serotonin-immunoreactive neurons in the central nervous system of Nais variabilis, Slavina appendiculata and Stylaria lacustris (Oligochaeta: Naididae) René HesslingMonika C. MüllerWilfried Westheide OriginalPaper Pages: 223 - 233
Tubificoides benedii (Tubificidae, Oligochaeta) – a pioneer in hypoxic and sulfidic environments. An overview of adaptive pathways O. GiereJ.-H. PreusseN. Dubilier OriginalPaper Pages: 235 - 241
Decoupling of fission and regenerative capabilities in an asexual oligochaete Alexandra E. Bely OriginalPaper Pages: 243 - 251
Autotomy reflex in a freshwater oligochaete, Lumbriculus variegatus (Clitellata: Lumbriculidae) Nalena M. LesiukCharles D. Drewes OriginalPaper Pages: 253 - 261
Helical swimming and body reversal behaviors in Lumbriculus variegatus (Annelida: Clitellata: Lumbriculidae) Charles D. Drewes OriginalPaper Pages: 263 - 269
Bioaccumulation test with Tubificid Sludgeworms in artificial media – development of a standardisable method Philipp EgelerJ. RömbkeR. Nagel OriginalPaper Pages: 271 - 280
Lumbriculids, branchiobdellidans and leeches: an overview of recent progress in phylogenetic research on clitellates Ralph O. Brinkhurst OriginalPaper Pages: 281 - 290