I. A. Hinojosa-Díaz and M. S. Engel, “Revision of the orchid bee subgenus Euglossella (Hymenoptera: Apidae), part II: The viridis and mandibularis species groups”, J. Melittol., no. 36, pp. 1–108, Aug. 2014, doi: 10.17161/jom.v0i36.4777.