Histoire naturelle, générale et particulière des céphalopodes acétabulifères vivants, et fossiles, Paris, Impr. de A. Lacour, 1835-1848. cephalopoda, fossil, This illustration showcases a detailed depiction of the Onychoteuthis, a type of squid known for its elongated body and distinctive fins. The central figure presents its prominent mantle and large eyes, characteristic of cephalopods, along with intricate details of its tentacles. Surrounding the main squid are smaller illustrations depicting various stages or forms related to the species, highlighting features such as eggs and other marine elements. The composition effectively emphasizes the anatomical structure and ecological significance of this fascinating marine creature.