« <i>Formicivora speciosa</i> » = <i>Melanopareia elegans elegans</i> (Subspecies of <a href="https://en.wikipedia.org/wiki/Elegant_Crescentchest" class="extiw" title="en:Elegant Crescentchest">Elegant Crescentchest</a>)
<bdi><a href="https://en.wikipedia.org/wiki/en:John_Gerrard_Keulemans" class="extiw" title="w:en:John Gerrard Keulemans"><span title="Dutch bird artist (1842-1912)">John Gerrard Keulemans</span></a>
</bdi>
1897
<a rel="nofollow" class="external text" href="https://archive.org/stream/novitateszoologi04lond#page/n15/mode/2up">Novitates Zoologicae, vol. 4</a>