Table of contents : The Purple-fish (Murex trunculus L.) in the Old Roman Settlements of Hercegovina Hidrobiološke i plankton-studije na jezerima Bosne i Hercegovine Further Contributions to the Mammalian Fauna of the Balkan Peninsula Dvije prirodne starine manastira Žitomislića Materialien zu einer vergleichenden Morphologie der Carpal-und Tarsalelemente der Unterfamilie Salamandrinae Fauna insectorum balcanica IX. Mogorjelo 1918. Ostrvo Vis Uber kunstliche wasserhaltige Eisenoxyde und ihre Kristallisation Fungi jugoslavici