Published in Zoologischer Anzeiger Leipzig, in 1923, in volume 56, pages 92-93

Created: 2016-11-19, modified: 2016-11-19

Published in Arkiv For Zoologi Stockholm, in 1922, in volume 14, issue 25, pages 1-87

Created: 2011-12-06, modified: 2014-10-17

Published in Annals And Magazine of Natural History, in 1922, in volume 10, issue 55, pages 122-127

Created: 2011-05-07, modified: 2016-12-08

Published in Annals And Magazine of Natural History, in 1920, in volume 6, issue 31, pages 167-176

Created: 2010-02-09, modified: 2016-12-08

Published in Kungl. Svenska vetenskapsakademiens handlingar, in 1921, in volume 61, issue 9, pages 1-24

Created: 2015-03-20, modified: 2015-03-20

Published in Bonner Zoologische Beiträge, in 1959, in volume 10, pages 351-386

Created: 2014-05-17, modified: 2014-05-17