Histoire naturelle des annelés marins et d'eau douce, Paris, Librairie encyclopédique de Roret, 1865-1890, 59514, Annelida, Worms, An intricate illustration showcasing various marine organisms, highlighting their anatomical features and classifications. The diagram includes detailed depictions of species within the families Aphroditidae, Syllidae, and Lumbrineridae. Specific parts are numbered for reference, revealing components such as segment structures, appendages, and other morphological traits. The illustration serves as an educational resource, emphasizing the diversity and complexity of marine life in these taxonomic groups. Each organism is meticulously drawn to convey both the elegance and intricacy of their forms.