Histoire naturelle, générale et particulière des céphalopodes acétabuifères vivants, et fossiles, Paris, Impr. de A. Lacour, 1835-1848. cephalopod, fossil, The illustration features a detailed depiction of a species of squid from the genus Gonatus, showcasing its anatomical features and morphology. Central to the composition is the squid itself, highlighted with elongated arms and tentacles, along with a distinct mantle and fin structure. Surrounding the main figure are various labeled diagrams, including its internal anatomy, a cross-section of its body, and other related cephalopod structures, providing a comprehensive scientific study of the organism. The careful attention to detail reflects the precision often found in 19th-century biological illustrations, emphasizing both the beauty and complexity of marine life.