Published in Arkiv For Zoologi Stockholm, in 1909, in volume 5, pages 1-42

Published in Arkiv för Zoologi, in 1909, in volume 5, issue 3, pages 1-84

Published in Arkiv för Zoologi, in 1909, in volume 5, issue 13, pages 2-25

Published in Arkiv For Zoologi Stockholm, in 1909, in volume 6, pages 1-14