FIGURES 17–24 in A taxonomic revision of the augochlorine bee genus Ceratalictus Moure (Hymenoptera, Apoidea)

FIGURES 17–24. Mesoscutum of Ceratalictus species (females): (17) C. allostictus Moure; (18) C. argentinus sp. n. (arrow indicates the acute pronotal angle); (19) C. clonius (Brèthes) (arrow indicates the obtuse pronotal angle); (20) C. ischnotes (Vachal) (arrow indicates the acute pronotal angle, project to the head); (21) C. nitidus sp. n.; (22) C. orthocarinatus sp. n.; (23) C. psoraspis (Vachal); (24) C. stigon (Vachal). Scale bar = 0.5 mm.