An ultrastructural examination of developing and mature paraspermatozoa in Pyrazus ebeninus (Mollusca, Gastropoda, Potamididae) J. M. HealyB. G. M. Jamieson OriginalPaper Pages: 101 - 119
Cytology of various antennal setae in a troglobitic Mysidacea (Crustacea) Yves Crouau OriginalPaper Pages: 121 - 134
Morphologie und Funktion des Wasserleitungssystems der terrestrischen Isopoden (Crustacea, Isopoda, Oniscoidea) Berndt Hoese OriginalPaper Pages: 135 - 167
Fine structure of syzygial articulations before and after arm autotomy in florometra serratissima (Echinodermata: Crinoidea) Nicholas D. HollandJohn C. Grimmer OriginalPaper Pages: 169 - 183