Published in Bonner Zoologische Beiträge, in 1956, in volume 7, pages 1-7

Published in Bonner Zoologische Beitraege, in 1956, in volume 7, pages 8-57

Published in Bonner Zoologische Beiträge, in 1956, in volume 7, pages 59-83

Published in Bonner Zoologische Beiträge, in 1956, in volume 7, pages 84-150

Published in Bonner Zoologische Beiträge, in 1956, in volume 7, pages 151-185

Published in Bonner Zoologische Beiträge, in 1956, in volume 7, pages 186-192

Published in Bonner Zoologische Beiträge, in 1956, in volume 7, pages 193-228

Published in Bonner Zoologische Beiträge, in 1956, in volume 7, pages 229-236

Published in Bonner Zoologische Beiträge, in 1956, in volume 7, pages 237-247

Published in Bonner Zoologische Beiträge, in 1956, in volume 7, pages 296-319