Drawing of <i>Dynastor napoleon</i>.Doubleday, [1849]
Langhans, H.; Ro?ber, J.; Schatz, E.,; Staudinger, Otto,
CC BY-SA 4.0
Drawing <a rel="nofollow" class="external text" href="https://archive.org/details/mobot31753003742936">taken</a> from <i>Exotische schmetterlinge /von Dr. O. Staudinger und Dr. E. Schatz</i>.