<i>Palaeornis cyanocephalus</i> = <i>Psittacula cyanocephala</i><a rel="nofollow" class="external autonumber" href="http://worldbirdinfo.net/Pages/BirdCitationView.aspx?BirdID=33767&amp;Source=%2FPages%2FBirdsSearch.aspx%3FBirdField%3D10%26BirdSearch%3DPalaeornis%2520rosa">[1]</a><a rel="nofollow" class="external autonumber" href="http://digitallibrary.amnh.org/dspace/handle/2246/3969">[2]</a>
<bdi><a href="https://en.wikipedia.org/wiki/en:John_Gould" class="extiw" title="w:en:John Gould"><span title="English ornithologist (1804–1881)">John Gould</span></a>
</bdi>
between 1850 and 1883 <div style="display: none;">date QS:P,+1850-00-00T00:00:00Z/7,P1319,+1850-00-00T00:00:00Z/9,P1326,+1883-00-00T00:00:00Z/9</div>
Gould, John, 1804-1881; Sharpe, Richard Bowdler, 1847-1909: <a href="//commons.wikimedia.org/wiki/Category:The_Birds_of_Asia_(John_Gould)" title="Category:The Birds of Asia (John Gould)">Birds of Asia.</a>, <a rel="nofollow" class="external autonumber" href="https://archive.org/details/BirdsAsiaJohnGoVIGoul">[3]</a>, London, <a rel="nofollow" class="external autonumber" href="https://archive.org/stream/BirdsAsiaJohnGoVIGoul#page/3/mode/2up">[4]</a>