Histoire naturelle, générale et particulière des céphalopodes acétabulifères vivants, et fossiles, Paris, Impr. de A. Lacour, 1835-1848. cephalopoda, fossil, The illustration depicts a scientifically detailed representation of the species Gonatus onychoteuthis, commonly known as the glass squid. The image showcases the squid in a vertical orientation, highlighting its elongated body, distinct fins, and prominent eye structure. Additionally, the illustration features smaller depictions of the squids anatomical details, including the arms and internal features. The coloration is vibrant, with hues of pink and purple dominating the body, enhancing its transparency. Accompanying the squid are labels and nomenclature that indicate its taxonomic classification, underscoring the focus on scientific study and marine biology.