Results of the morphometric analyses of female specimens of Megachile argentata (red circles), M. inexspectata (yellow) and M. leachella (blue); three measurements of the lectotype of M. argentata are shown as open red circles; relationship between the ocelloccipital distance and the average diameter of the punctures included in the white rectangle of Fig. 1.

  Part of: Praz CJ, Bénon D (2023) Revision of the leachella group of Megachile subgenus Eutricharaea in the Western Palaearctic (Hymenoptera, Apoidea, Megachilidae): A renewed plea for DNA barcoding type material. Journal of Hymenoptera Research 95: 143-198.