Figure 4 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

Figure 4 Apex of T1 and base of T2 of female C. parvispinosus to show measurement of puncture spacing (diameter (d) – blue line, interspace length (i) red line (here i~2d as indicated to the bottom right) and the double-edged nature of the apex of the tergum, indicated by the yellow curly bracket. Scale bar: 100 µm.