« <i>Circaetus zonurus</i> » = <i>Circaetus cinerascens</i> (<a href="https://en.wikipedia.org/wiki/Western_Banded_Snake_Eagle" class="extiw" title="en:Western Banded Snake Eagle">Western Banded Snake Eagle</a>)
John Jennens
1860
<a rel="nofollow" class="external text" href="https://archive.org/stream/ibis21brit#page/410/mode/2up">The Ibis, ser. 1, vol. 2</a>