| Auteur(s) | Gonzalez, V.H. |
| Jaar | 2008 |
| Titel | Phylogeny and Classification of the bee tribe Megachilini (Hymenoptera: Apoidea, Megachilidae), with special emphasis on the genus Megachile. Unpublished Ph. D. thesis University of Kansas: 1–274. |
| Auteur(s) | Gonzalez, V.H. |
| Jaar | 2008 |
| Titel | Phylogeny and Classification of the bee tribe Megachilini (Hymenoptera: Apoidea, Megachilidae), with special emphasis on the genus Megachile. Unpublished Ph. D. thesis University of Kansas: 1–274. |