Die Cheliceren der Araneae, Amblypygi und Uropygi mit den Skleriten, den Plagulae (Chelicerata, Arachnomorpha) Heinrich Homann OriginalPaper Pages: 69 - 75
Fine structure of probable mechano- and chemoreceptors in the caudal epidermis of the lugworm Arenicola marina (Annelida, Polychaeta) C. JouinC. TchernigovtzeffA. Toulmond OriginalPaper Pages: 76 - 82
On the fine structure of the cerebral ganglion of Sagitta (Chaetognatha) Gerd RehkämperUlrich Welsch OriginalPaper Pages: 83 - 89
Ultrastructure and adaptation in the retina of Aglais urticae (Lepidoptera) Gertrud Kolb OriginalPaper Pages: 90 - 98
Regional differences in a nematoceran retina (Insecta, Diptera) Peter SeifertHansjörg WundererUlrich Smola OriginalPaper Pages: 99 - 107
Optical parameters of the eyes of some benthic decapods as a function of habitat depth (Crustacea, Decapoda) Page Hiller-AdamsJames F. Case OriginalPaper Pages: 108 - 113
Domes, arches and urchins: The skeletal architecture of echinoids (Echinodermata) Malcolm Telford OriginalPaper Pages: 114 - 124
Fine structure of Lasaea subviridis and Mysella tumida sperm (Bivalvia, Galeommatacea) D. Ó Foighil OriginalPaper Pages: 125 - 132