Prey capture and digestion in the carnivorous sponge Asbestopluma hypogea (Porifera: Demospongiae) Jean VaceletEric Duport Original Article 27 April 2004 Pages: 179 - 190
An ultrastructural comparative study of the sperm of Hyla pseudopseudis, Scinax rostratus, and S. squalirostris (Amphibia: Anura: Hylidae) Gabriel C. CostaGustavo H. C. VieiraSônia N. Báo Original Article 29 April 2004 Pages: 191 - 197
The ultrastructure of the eyes of Paravortex karlingi (Plathelminthes, Rhabdocoela) Nina GriesbachUlrich Ehlers Original Article 04 August 2004 Pages: 199 - 202
Ultrastructure and development of the gills in Rana dalmatina (Amphibia, Anura) Elvira BrunelliEnrico PerrottaSandro Tripepi Original Article 29 July 2004 Pages: 203 - 211
Ecological aspects of the external morphology and functionality of the psychomyiid female ovipositor (Insecta, Trichoptera) Bernd SpänhoffChristian Alecke Original Article 26 October 2004 Pages: 213 - 220
Cleavage in Nemertoderma westbladi (Nemertodermatida) and its phylogenetic significance Ulf JondeliusKarolina LarssonOlga Raikova Original Article 09 October 2004 Pages: 221 - 225