1. Comparative study of the metatibial gland in ants (Hymenoptera, formicidae)

   • Bert Hölldobler
   • Malu Obermayer
   • Christian Peeters

   Original Article Pages: 157 - 167

2. On the structure and function of the mastax ofBrachionus plicatilis (Rotifera), a scanning electron microscope analysis

   • W. Kleinow
   • Helmut Wratil

   Original Article Pages: 169 - 177

3. Variability of sperm storage by females in the Sabellidae and Serpulidae (Polychaeta, Sabellida)

   • Greg W. Rouse

   Original Paper Pages: 179 - 193

4. Fine structure of the photogenous areas in the bioluminescent ophiuroidAmphipholis squamata (Echinodermata, Ophiuridea)

   • D. Deheyn
   • V. Alva
   • M. Jangoux

   Original Article Pages: 195 - 204

5. Skull growth and the presence of auxiliary fontanels in rhinolophoid bats (Microchiroptera)

   • Scott C. Pedersen

   Original Article Pages: 205 - 212

6. Localisation of GYIRFamide immunoreactivity inMacrostomum hystricinum marinum (Plathelminthes, Macrostomida)

   • G. R. Mair
   • R. N. Johnston
   • R. M. Rieger

   Original Article Pages: 213 - 217