Published in Archiv für Naturgeschichte, in 1856, in volume 22, pages 41-77

Published in Archiv für Naturgeschichte, in 1856, in volume 22, pages 93-100

Published in Archiv für Naturgeschichte, in 1856, in volume 22, issue 1, pages 163-205

Published in Archiv für Naturgeschichte, in 1856, in volume 22, issue 1, pages 206-210