| species limits in the tawny-crowned pygmy-tyrant euscarthmus meloryphus complex (aves: passeriformes: tyrannidae). | euscarthmus pygmy-tyrants include two species of tiny passerines that inhabit semi-open landscapes in south america. one of these, euscarthmus meloryphus is a taxonomic complex comprising three recognized subspecies for which previously proposed splits and lumps were not founded on proper taxonomic analysis. we assessed morphology (morphometrics and plumage), distribution models, and vocalizations of a substantial dataset with the aim of evaluating species limits within the e. meloryphus complex ... | 2020 | 33055923 |