1. Distribution and diversity of the Opheliidae (Annelida, Polychaeta) on the continental shelf and slope of Iceland, with a review of the genus Ophelina in northeast Atlantic waters and description of two new species

   • Julio Parapar
   • Juan Moreira
   • Gudmundur V. Helgason

   Original Article 19 May 2011 Pages: 83 - 105

   

2. Mixed colonies and hybridisation of Messor harvester ant species (Hymenoptera: Formicidae)

   • Florian M. Steiner
   • Bernhard Seifert
   • Birgit C. Schlick-Steiner

   Original Article 15 May 2011 Pages: 107 - 134

   

3. Hypotheses on rostral shield evolution in fossorial lizards derived from the phylogenetic position of a new species of Paracontias (Squamata, Scincidae)

   • Aurélien Miralles
   • Jörn Köhler
   • Miguel Vences

   Original Article 05 March 2011 Pages: 135 - 150

   

4. Higher-level metazoan relationships: recent progress and remaining questions

   • Gregory D. Edgecombe
   • Gonzalo Giribet
   • Martin V. Sørensen

   Review 17 March 2011 Pages: 151 - 172