DNA-DNA hybridization results suggest that the main radiation of South American hummingbirds took place at least partly in the Miocene, some 12 to 13 million years ago, during the uplifting of the northern Andes.
Os resultados de hibridacións ADN-ADN indican que a principal radiación de colibrís suramericanos tivo lugar polo menos parcialmente no Mioceno, hai uns 12 ou 13 millóns de anos, durante a elevación da parte norte dos Andes.