Published in Ark. Zool., in 1913, in volume 11, issue 19, pages 1-61
Published in Arkiv For Zoologi Stockholm, in 1913, in volume 8, pages 1-3
Published in Arkiv För Zoologi, in 1913, in volume 8, pages 1-8
Published in Ark. Zool., in 1913, in volume 8, issue 20, pages 1-6
Published in Arkiv för Zoologi, in 1913, in volume 8, pages 1-15