Published in Journal für Ornithologie, in 1892, in volume 40, pages 417-431

Created: 2014-09-04, modified: 2014-09-04

Published in Annales de la Société Entomologique de Belgique (Ann. Soc. ent. Belg.), in 1889, in volume 33, pages 37-49

Created: 2011-06-01, modified: 2016-04-22

Published in Annales de la Société Entomologique de Belgique (Ann. Soc. ent. Belg.), in 1889, in volume 33, pages 51-65

Created: 2011-06-01, modified: 2016-04-22