Diptères, Exotiques, Nouveaux ou peu connus Paris, Roret, 1838-1843, Diptera, Insect., The illustration features two distinct species of insects, labeled as 1 and 2. The first species, **Xenomorpha leptiformis**, is depicted from a top-down perspective, showcasing its elongated body and detailed wing structure. Below it, a close-up of its anatomical features is presented, emphasizing specific characteristics. The second species, **Hoplistes bispinosus**, is illustrated alongside, also in a top-down view, highlighting its unique morphology. This detailed representation serves to elucidate the intricate features of these insects, including wing patterns and body proportions, providing a scientific reference for entomological study.