Diadasia afflicta (Cresson, 1878)
| The proboscis of the long-tongued bees: a comparative study M L Winston (1979) University of Kansas Science Bulletin 51: 631-667 | |
| The biology of Diadasina distincta (Holmberg, 1903) (Hymenoptera: Anthophoridae) R P Martins and Y Antonini (1994) Proceedings of the Entomological Society of Washington 96: 553-560 |