Arcana entomologica, or Illustrations of new, rare, and interesting insects, London, William Smith, 1845 i.e. 1841-1845, insects, arthropoda, entomology, classification, pictorial works, arthropod, The illustration features a detailed study of various insect specimens, primarily focusing on types of wasps. At the center, two larger wasps are depicted with their intricate anatomical features visible, including elongated bodies and distinct wing structures. Surrounding these central figures are smaller, annotated sketches displaying various parts of the insects, such as antennae, legs, and heads, each labeled for identification. Additionally, a plant branch is illustrated, alongside the insects, emphasizing the ecological context. This comprehensive depiction reflects a scientific approach to entomology, showcasing both the insects' morphology and their relationship with plant life.