Sub-species: Camptostoma obsoletum obsoletum | risadinha | Southern Beardless-Tyrannulet Date: 1933-09-27 Country: Brasil
Institution: Museu de Zoologia de São Paulo Collection: Coleção de Aves do MZUSP Basis of record: Preserved specimen Catalogue number: birdsMZUSP:14387 View record
Sub-species: Camptostoma obsoletum obsoletum | risadinha | Southern Beardless-Tyrannulet Date: 1944-05-20 Country: Brasil
Institution: Museu de Zoologia de São Paulo Collection: Coleção de Aves do MZUSP Basis of record: Preserved specimen Catalogue number: birdsMZUSP:30235 View record
Sub-species: Camptostoma obsoletum obsoletum | risadinha | Southern Beardless-Tyrannulet Date: 1944-05-04 Country: Brasil
Institution: Museu de Zoologia de São Paulo Collection: Coleção de Aves do MZUSP Basis of record: Preserved specimen Catalogue number: birdsMZUSP:30232 View record