Published in Bonner Zoologische Beitraege, in 2007, in volume 55, issue 2, pages 81-87

Published in Bonner Zoologische Beiträge, in 2007, in volume 55, issue 2, pages 105-112

Published in Bonner Zoologische Beiträge, in 2007, in volume 55, issue 2, pages 113-121