<i>Anatomical drawings of the nervous system of <a href="https://en.wikipedia.org/wiki/Glaucus_atlanticus" class="extiw" title="en:Glaucus atlanticus">Glaucus atlanticus</a></i> <br><p><i><b>Description of Plate 8</b></i>
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<ul><li><b>1.</b> Contracted adult animal</li>
<li><b>2-3.</b> Smaller individuals less contracted</li>
<li><b>4.</b> Nervous system
<ul><li><b>l.</b> Secondary nerve trunk of liver nerve appendages</li></ul></li>
<li><b>5.</b> Esophageal nerve ring
<ul><li><b>a.</b> Cutaneous nerve</li>
<li><b>m.</b> Small nerve for the visual system</li>
<li><b>n.</b> Nerve accompanying the preceding</li></ul></li>
<li><b>6.</b> Foremost portion of the nerve collar enlarged to show the position of the eye and the otocyst</li>
<li><b>7.</b> Refractive component of visual apparatus surrounded by pigment <br></li></ul><p><i><b>Common legend to Plates 8 and <a href="//commons.wikimedia.org/wiki/File:Anatomie_du_Glaucus,_pl._9,_Vayssi%C3%A8re.jpg" title="File:Anatomie du Glaucus, pl. 9, Vayssière.jpg">9</a></b></i>
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<div style="-moz-column-count:3;-webkit-column-count:3;column-count:3;margin:.3em 0;" class="columns"><div style="margin:-.3em 0;">
<ul><li><b>A.</b> Tongue</li>
<li><b>B.</b> Buccal ganglion</li>
<li><b>C.</b> Cerebral Ganglion cérébroïde</li>
<li><b>D.</b> Pedal Ganglion pédieux</li>
<li><b>E.</b> Inferior gastro-esophageal ganglion</li>
<li><b>F.</b> Superior gastro-esophageal ganglion</li>
<li><b>G.</b> Genital opening</li>
<li><b>H-H'.</b> Nerves of the liver and its appendages</li>
<li><b>I'.</b> Copulatory nerve homologue</li>
<li><b>J.</b> Copulatory nerve</li>
<li><b>K.</b> Genital ganglion nerve</li>
<li><b>L.</b> Genital ganglion</li>
<li><b>M.</b> Genital nerve</li>
<li><b>N.</b> First tentacular nerve</li>
<li><b>O.</b> Second tentacular nerve</li>
<li><b>P-P'.</b> Pedal nerves</li>
<li><b>Q-Q'.</b> Small pedal nerves</li>
<li><b>R.</b> Muscle nerve that retains the pharyngeal bulb</li>
<li><b>S.</b> Eye</li>
<li><b>T.</b> Otocyst</li>
<li><b>U.</b> Connective nerve of the gastric chain e</li>
<li><b>V.</b> Salivary ducts</li>
<li><b>X.</b> Buccal ganglion connectives</li>
<li><b>Y.</b> Chain of gastric ganglia</li>
<li><b>Z.</b> Opening of the esophagus into the pharyngeal bulb</li></ul></div></div>
Albert Vayssière (1854-1942)
1874
<a rel="nofollow" class="external text" href="https://archive.org/stream/annalesdesscienc61miln#page/n505/mode/2up">« Observations sur l'anatomie du Glaucus », plate 8</a>, in <i>Annales des sciences naturelles</i>, 6th series, vol. 1, no 7