Drawing of <i>Cirrothauma murrayi</i>.
Ewald Rübsamen
1910
from Thiele in Chun, C. 1910.<i> Die Cephalopoden</i>. <a rel="nofollow" class="external text" href="https://archive.org/stream/diecephalopoden182chun#page/n273/mode/2up">url</a>