Flies from a variety of different families, including soldierflies (1 & 2); horsefly (Tabanus autumnalis, 3) and deerfly (Chrysops relictus, 4); robber flies (5 & 6); and the bee fly (Bombylius major, 9). Illustration from De gelede dieren, by Dr. Samuel Constantinus Snellen van Vollenhoven, the entomologist at the Natural History Museum, Leiden, Netherlands, in 1868.
Crédito: Album / Science Source / Biodiversity Heritage Library