Genera des coléoptères d'Europe Paris, Chez A. Deyrolle, 1857-1868, beetles, Europe, pictorial works, The illustration features various species of beetles, intricately detailed and labeled with their respective numbers for identification. Each beetle is depicted with clear anatomical features, showcasing differences in color and shape. Surrounding the main figures are diagrams that highlight specific appendages, such as antennae and legs, providing a comprehensive view of their morphology. The scientific names and classifications of the insects are included, reflecting a study of entomology. This detailed representation is typical of historical naturalist illustrations, emphasizing both artistic skill and scientific observation.