Mesembrius, proleg, dorsal view 151 M. chapini Curran (♂) 152 M. perforatus (Speiser) (♂) 153 M. regulus (Hull) (♂) 154 M. rex Curran (♂). Abbreviations: bt-basitarsus, fem-femur, tib-tibia.

 
 
  Part of: Jordaens K, Goergen G, Skevington JH, Kelso S, De Meyer M (2021) Revision of the Afrotropical species of the hover fly genus Mesembrius Rondani (Diptera, Syrphidae) using morphological and molecular data. ZooKeys 1046: 1-141. https://doi.org/10.3897/zookeys.1046.57052