Published in Revue Suisse de Zoologie, in 1902, in volume 10, pages 165-249

Published in Revue Suisse de Zoologie, in 1902, in volume 10, pages 405-548

Published in Revue Suisse de Zoologie, in 1902, in volume 10, pages 563-679

Published in Revue suisse de Zoologie, in 1902, in volume 10, issue 1, pages 31-164