Núñez, R., Genaro, J. A., Pérez‐Asso, A., Murillo‐Ramos, L., Janzen, D. H., Hallwachs, W., ... & Hausmann, A. (2020). Species delimitation and evolutionary relationships among Phoebis New World sulphur butterflies (Lepidoptera, Pieridae, Coliadinae). Systematic Entomology, 45(2), 481-492. (Linkki)