Published in Zoologica, in 1967, in volume 51, issue 11, pages 107-135

Published in Zoologica, in 1967, in volume 51, issue 12, pages 137-141

Published in Zoologica, in 1967, in volume 52, issue 1, pages 1-14

Published in Zoologica, in 1967, in volume 52, issue 2, pages 15-20

Published in Zoologica, in 1967, in volume 52, issue 3, pages 21-24

Published in Zoologica, in 1967, in volume 52, issue 4, pages 25-40

Published in Zoologica, in 1967, in volume 52, issue 5, pages 41-47

Published in Zoologica, in 1967, in volume 52, issue 6, pages 49-76