Cassicus affinis = <i>Cacicus haemorrhous affinis</i> (Subspecies of <a href="https://en.wikipedia.org/wiki/Red-rumped_Cacique" class="extiw" title="en:Red-rumped Cacique">Red-rumped Cacique</a>)
William Swainson (1789-1855)
1841
<a rel="nofollow" class="external text" href="https://archive.org/stream/selectionofbirds00swai#page/n17/mode/2up">A selection of the birds of Brazil and Mexico</a>