Published in Entomologisches Nachrichtenblatt, in 1900, in volume 26, pages 17-46
Published in Entomologische Nachrichten, Berlin, in 1900, in volume 26, pages 67-68
Published in Entomologische Nachrichten. Berlin, in 1900, in volume 26, pages 205-213
Published in Entomologische Nachrichten. Berlin, in 1900, in volume 26, pages 257-269