I just heard about this one from the guide I'm currently touring with in Colombia. It seems to have slipped through the cracks here. If anyone has access to the full paper, please DM me.
Integrative taxonomy reveals hidden diversity in the Catharus fuscater (Passeriformes: Turdidae) complex in Central and South America
Abstract. We assembled datasets of genetic (genomic ultraconserved elements [UCEs], mtDNA) and phenotypic (morphology, voice) characters to address species