Nemésio, André, and Rafael R. Ferrari. 2012. “The Species of Eulaema (Eulaema) Lepeletier, 1841 (Hymenoptera: Apidae: Euglossina) from Eastern Brazil, With Description of Eulaema Quadragintanovem sp. N. From the State of Ceará”. Zootaxa 3478 (1). Auckland, New Zealand:123–132. https://doi.org/10.11646/zootaxa.3478.1.15.