1. School of Biological Sciences; Queen's University Belfast; Northern Ireland
2. Queen's University Marine Laboratory; Queen's University Belfast; Northern Ireland
3. SNSB-Zoologische Staatssammlung M; ü; nchen; Germany
4. Biozentrum; Ludwig-Maximilians-Universität München; Germany
5. Department of Integrative Biology and Museum of Palaeontology; University of California; Berkeley CA USA