Pérez-Emán, J.L., Ferreira, J.P., Gutiérrez-Pinto, N., Cuervo, A.M., Céspedes, L.N., Witt, C.C. & Cadena, C.D. (2018)

An extinct hummingbird species that never was: a cautionary tale about sampling issues in molecular phylogenetics

. Zootaxa, 4442 (3), 491–497.