Published in Archiv für Naturgeschichte. Berlin, in 1917, in volume 82, pages 9-45

Published in Archiv für Naturgeschichte. Berlin, in 1917, in volume 82, pages 124-141

Published in Archiv für Naturgeschichte. Berlin, in 1917, in volume 83, issue 1, pages 77-84

Published in Archiv für Naturgeschichte. Berlin, in 1917, in volume 83, issue 2, pages 77-101