Figure 4 from: D'Alessandro P, Iannella M, Grobbelaar E, Biondi M (2022) Calotheca nigromaculata species-group from sub-Saharan Africa with descriptions of two new species from KwaZulu-Natal (Chrysomelidae, Galerucinae, Alticini). ZooKeys 1084: 119-137. https://doi.org/10.3897/zookeys.1084.73175

Figure 4 Histograms of morphometric variables in the Calotheca nigromaculata species group. Abbreviations: LAED = length of aedeagus; LAN = length of antennae; LE = length of elytra; LP = medial length of pronotum; WE = maximum width of elytra combined; WP =maximum width of pronotum.