Published in Revue Suisse de Zoologie, in 1897, in volume 4, pages 421-487

Published in Revue Suisse De Zoologie, in 1897, in volume 5, pages 1-42

Published in Revue Suisse De Zoologie, in 1897, in volume 5, pages 43-89

Published in Revue Suisse De Zoologie, in 1897, in volume 5, pages 101-105

Published in Revue Suisse De Zoologie, in 1897, in volume 5, pages 107-117

Published in Revue Suisse De Zoologie, in 1897, in volume 5, pages 119-140