Black Swallower (after having swallowed a large fish)
G.H.Ford (1809-1876)
1866
<i>Proceedings of the Zoological Society of London</i> (<a rel="nofollow" class="external text" href="https://archive.org/details/proceedingsofgen66zool">vol. 1866</a>, <a rel="nofollow" class="external text" href="https://archive.org/stream/proceedingsofgen66zool#page/n59/mode/1up">plate XXXIX</a>)