<a href="https://en.wikipedia.org/wiki/Ouroboros" class="extiw" title="w:Ouroboros">Ouroboros</a> drawing from a late medieval Byzantine Greek alchemical manuscript.
anonymous medieval illuminator; uploader <a href="//commons.wikimedia.org/wiki/User:Carlos_adanero" title="User:Carlos adanero">Carlos adanero</a>
1478; uploaded 04/10/07
<p>Fol. 279 of Codex  Parisinus graecus 2327, a copy (made  by Theodoros Pelecanos (Pelekanos) of Corfu in Khandak, Iraklio, Crete in 1478) of a lost manuscript of an early medieval tract which was attributed to Synosius (Synesius) of Cyrene (d. 412).
</p><p>The text of the tract is attributed to Stephanus of Alexandria (7th century).
</p>
cf. scan of entire page <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/ouroboran/2288405597/in/photostream/">here</a>.