Fig. 5 in So different but nonetheless the same species: multiple geographic clines explain the diverse forms of the anthidiine bee Rhodanthidium caturigense s.l. (Apoidea: Megachilidae: Anthidiini)

Fig. 5 Male of Rhodanthidium caturigense (s.l.) from various regions. The coloration changes from bright yellow in the south to dull yellow in the north, and the melanic coloration increases towards