<i>Notornis mantelli - Owen</i> illustration (modern-day <i>Porphyrio hochstetteri</i> or South Island takahē) from <i>Notice of the discovery by Mr Walter Mantell in the Middle Island of New Zealand, of a living specimen of the Notornis, a bird of the Rail family, allied to Brachypteryx, and hitherto unknown to naturalists except in a fossil state</i>, 1850.
<div class="fn value">
Mantell, Gideon Algernon, 1790-1852, Mantell, Walter Baldock Durant 1820-1895</div>
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