<div class="description">
<i>Peytoia nathorsti</i> Walcott, 1911a after <a rel="nofollow" class="external text" href="https://www.researchgate.net/publication/263406650">Daley, Budd &amp; Caron 2013</a></div>
<bdi><a href="https://en.wikipedia.org/wiki/en:Charles_Doolittle_Walcott" class="extiw" title="w:en:Charles Doolittle Walcott"><span title="American paleontologist and 4th Secretary of the Smithsonian (1850-1927)">Charles Doolittle Walcott</span></a>
</bdi>
1911<div style="display: none;">date QS:P571,+1911-00-00T00:00:00Z/9</div>
Charles D. Walcott: <a href="https://en.wikisource.org/wiki/Cambrian_Geology_and_Paleontology/Volume_2/Middle_Cambrian_Merostomata" class="extiw" title="s:Cambrian Geology and Paleontology/Volume 2/Middle Cambrian Merostomata">Middle Cambrian Merostomata</a>. <i>Smithsonian Miscellaneous Collections</i> Volume 57, Number 2 (Publication 2009). City of Washington. Published by the Smithsonian Institution. April 8, 1911.