Figure 6 in Morphological phylogeny of Megachilini and the evolution of leaf-cutter behavior in bees (Hymenoptera: Megachilidae)

Figure 6. Examples of the types of setae found on the male S4–S6 of Megachile Latreille s.l. A. Branched, unmodified, S4, Megachile (Acentron) albitarsis Cresson. B. Acuminate, S4, M. (Megachile) centuncularis (Linnaeus). C. Acuminate, S6, M. (Chalicodoma) sicula (Rossi). D. Fan-shaped, S6, M. (Chelostomoides) exilis Cresson. E. Capitate-spatulate, S5, M. (Chelostomoides) rugifrons (Smith). F. Capitate-spatulate, S5, M. (Xanthosarus) fortis Cresson.