Published in Berliner Entomologische Zeitschrift, in 1897, in volume 42, pages 17-24

Published in Berliner entomologische Zeitschrift, in 1897, in volume 42, issue 1-2, pages 113-118

Published in Berliner entomologische Zeitschrift, in 1897, in volume 42, issue 3-4, pages 311-344