Published in Sitzungsberichte Der Gesellschaft Naturforschender Freunde Zu Berlin, in 1878, in volume 1878, pages 1-2

Created: 2017-10-11, modified: 2017-10-11

Published in Sitzungsber. Ges. naturf. Freunde Berlin, in 1878, in volume 1878, pages 191-192

Created: 2010-04-10, modified: 2011-10-03