Diagram of the internal anatomy of a female two-lunged spider, with captions in Slovene
<ul><li><a href="//commons.wikimedia.org/wiki/File:Spider_internal_anatomy.png" title="File:Spider internal anatomy.png">Spider_internal_anatomy.png</a>: John Henry Comstock</li>
<li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Pbroks13" title="User:Pbroks13">Pbroks13</a> (Ryan Wilson) (<a href="//commons.wikimedia.org/wiki/User_talk:Pbroks13" class="mw-redirect" title="User talk:Pbroks13"><span class="signature-talk">talk</span></a>)</li>
<li>translated by <a href="//commons.wikimedia.org/wiki/User:Yerpo" title="User:Yerpo">Yerpo</a></li></ul>
CC BY-SA 3.0
<ul><li>Anatomical information and <a href="//commons.wikimedia.org/wiki/File:Spider_internal_anatomy.png" title="File:Spider internal anatomy.png">original diagram</a> from <i>The Spider Book</i> (1912, 1920) by John Henry Comstock</li>
<li>Additional anatomical information from <i>Biology of Spiders</i> (1996) by Rainer F. Foelix</li></ul>