Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 1-22

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 23-175

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 177-199

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 201-213

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 215-278

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 279-358

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 359-370

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 371-381

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 383-386

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 387-389

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 391-398

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 398-403

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 404-408

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 408-413

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 435-442

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 443-449

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 449-456

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 456-462

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 471-475

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 476-483

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 484-488

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 489-495

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 495-502

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 502-511

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 511-518

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 520-521

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 522-529

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 529-537

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 537-551

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 553-569

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 571-604

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 605-630

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 631-637

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 639-691

Published in Revue Suisse De Zoologie, in 1951, in volume 58, pages 693-752