Hylaeus (Paraprosopis) species. Head, dorsal view. 39. H. (P.) ater (Saunders), vertex with sharp back edge. 40. H. (P.) palmensis Haeseler, vertex with rounded back edge.

 
 
  Part of: Dathe HH, Ikudome S, Haeseler V, Saini J (2026) Species survey of the Hylaeus subgenus Paraprosopis Popov, 1939 in the Eastern Hemisphere (Hymenoptera, Anthophila, Colletidae). Contributions to Entomology 76(1): 1-34. https://doi.org/10.3897/contrib.entomol.76.e155589