Published in Revue Suisse De Zoologie, in 1925, in volume 31, pages 355-398

Published in Revue Suisse De Zoologie, in 1925, in volume 31, pages 423-428

Published in Revue Suisse De Zoologie, in 1925, in volume 31, issue 13, pages 429-528

Published in Revue Suisse De Zoologie, in 1925, in volume 32, pages 253-318

Published in Revue Suisse De Zoologie, in 1925, in volume 32, issue 1, pages 1-43

Published in Revue Suisse De Zoologie, in 1925, in volume 32, issue 21, pages 323-365