Eyes (deep blue), brain (light blue) and digestive system (yellow) of <i><a href="https://en.wikipedia.org/wiki/Kerygmachela" class="extiw" title="en:Kerygmachela">Kerygmachela</a> kierkegaardi</i> (stem-<a href="https://en.wikipedia.org/wiki/Arthropod" class="extiw" title="en:Arthropod">Arthropoda</a>: <a href="https://en.wikipedia.org/wiki/Dinocaridida" class="extiw" title="en:Dinocaridida">Dinocaridida</a>), showing arrangement of cerebral neurons and digestive glands. Fade-out sections indicating unreveal regions.
<a href="//commons.wikimedia.org/wiki/User:Junnn11" title="User:Junnn11">Junnn11</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>