Études sur la famille des vespides, Paris, V. Masson, 1852-1858, Eumenes, hornets, pollen wasps, Vespidae, wasps, Museum of Comparative Zoology, This illustration showcases a detailed study of various species of wasps, displaying their intricate anatomical features. Each specimen is labeled with letters indicating specific parts of their structure, such as the head, thorax, and wings. The top section highlights their different head shapes and eye patterns, while the middle part presents variations in body coloration and markings. The bottom portion includes depictions of their wing formations, emphasizing the diversity within the wasp family. This work serves as a valuable reference for entomologists and enthusiasts interested in the classification and morphology of these insects.