Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 1-113

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 115-161

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 163-181

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 183-202

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 203-208

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 208-216

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 216-229

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 229-236

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 236-241

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 241-246

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 246-255

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 255-261

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 261-267

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 268-277

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 277-288

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 288-297

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 298-303

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 312-317

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 330-341

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 341-351

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 353-375

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 377-384

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 385-393

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 395-450

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 551-660

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 661-681

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 683-695

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 697-705

Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 707-716

Published in Revue Suisse De Zoologie, in 1956, in volume 63, issue 27, pages 451-549