Published in Revue Suisse De Zoologie, in 1900, in volume 7, pages 1-142

Published in Revue Suisse De Zoologie, in 1900, in volume 7, pages 143-272

Published in Revue Suisse de Zoologie, in 1900, in volume 7, pages 353-715

Published in Revue Suisse De Zoologie, in 1900, in volume 7, pages 717-731

Published in Revue Suisse de Zoologie, in 1900, in volume 8, pages 1-44

Published in Revue Suisse De Zoologie, in 1900, in volume 8, pages 55-96

Published in Revue Suisse De Zoologie, in 1900, in volume 8, pages 97-105

Published in Revue Suisse De Zoologie, in 1900, in volume 8, pages 107-166

Published in Revue Suisse De Zoologie, in 1900, in volume 8, pages 167-192

Published in Revue Suisse De Zoologie, in 1900, in volume 8, pages 193-207

Published in Revue Suisse de Zoologie, in 1900, in volume 8, pages 209-423

Published in Revue Suisse de Zoologie, in 1900, in volume 8, pages 435-458

Published in Revue Suisse de Zoologie, in 1900, in volume 8, pages 467-476