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 several intricate depictions of beetles alongside a delicate flower, likely an orchid. Each beetle is labeled with a number, indicating their individual identification in a scientific study. The flowers detailed structure is prominently showcased, highlighting its petals and stem, while the beetles are positioned in various orientations to emphasize their anatomical features, including wings, antennae, and body segments. The overall composition suggests a focus on the relationship between the insects and the plant, possibly indicating the role of the beetles in pollination or as part of the plants ecosystem.