García-Olivares, V. et al. 2015. Rapid biodiversity assessment using geometric morphometry: Study case with stingless bees (Apidae: Meliponini) from southern Ecuador. ACI Avances en Ciencias e Ingenierías. 7, 1 (May 2015). DOI:https://doi.org/10.18272/aci.v7i1.226.