The rhabdom structure in the ommatidia of the Heteroptera (Insecta), and its phylogenetic significance C. FischerMartin MahnerEkkehard Wachmann Original Article Pages: 1 - 13
The origin of the coelom in Brachiopoda and its phylogenetic significance Carsten Lüter Original Article Pages: 15 - 28
Morphological comparison of the buccal apparatus in two bivalve commensal Teleostei, Encheliophis dubius and Onuxodon fowleri (Ophidiiformes, Carapidae) E. ParmentierJ. L. Castro-AguirreP. Vandewalle Original Article Pages: 29 - 37
Ultrastructure of the preseptal part of metanephridia in Nais variabilis and Dero digitata (Annelida, Clitellata) D. Bunke Original Article Pages: 39 - 46
Limb ontogeny and trunk segmentation in Nebalia species (Crustacea, Malacostraca, Leptostraca) Jørgen OlesenDieter Walossek Original Article Pages: 47 - 64