Figures 1-3 from: Packer L (2021) A Revision of Cresson Pate (Hymenoptera, Apoidea, Bembicidae) with the description of two new species. Journal of Hymenoptera Research 85: 81-117. https://doi.org/10.3897/jhr.85.68023

Figures 1-3 Supra-antennal areas of C. parvispinosus1 standard light photomicrograph of male, red line indicates measurement of length of the area, the blue line indicates its width. Scale bar: 0.5 mm. 2 ESEM of female, the white arrow indicates the lamella. Scale bar: 300 µm. 3 ESEM of another female showing different number of carinae to that in figure 2. Scale bar: 200 µm.