. . . . . . . . "Xylocopa capitata" . "Satyrium hallackii" . . "Smith, F.G. 1854. Catalogue of the hymenopterous insects in the collection of the British Museum. Part II. Apidae. 1-409 British Museum, London" . . . . "Eardley C, Coetzer W. 2011. Catalogue of Afrotropical Bees. http://doi.org/10.15468/u9ezbh" .