Socotran Chameleon
G.H.Ford
1864
<i>Proceedings of the Zoological Society of London</i> (<a rel="nofollow" class="external text" href="https://archive.org/details/proceedingsofgen64zool">vol. 1864</a>, <a rel="nofollow" class="external text" href="https://archive.org/stream/proceedingsofgen64zool#page/n549/mode/1up">plate XXXI</a>)