Alpine Accentor
<bdi><a href="https://en.wikipedia.org/wiki/en:Joseph_Smit" class="extiw" title="w:en:Joseph Smit"><span title="Dutch natural history illustrator">Joseph Smit</span></a>
</bdi>
1870
<i>Proceedings of the Zoological Society of London</i> (<a rel="nofollow" class="external text" href="https://archive.org/details/proceedingsofgen70zool">vol. 1870</a>, <a rel="nofollow" class="external text" href="https://archive.org/stream/proceedingsofgen70zool#page/n162/mode/1up">plate IX</a>)