Sub-species: Rhytipterna simplex frederici | vissiá | Grayish Mourner Date: 1937-04-14 Country: Brasil
Institution: Museu de Zoologia de São Paulo Collection: Coleção de Aves do MZUSP Basis of record: Preserved specimen Catalogue number: birdsMZUSP:18940 View record
Sub-species: Rhytipterna simplex frederici | vissiá | Grayish Mourner Date: 1937-06-24 Country: Brasil
Institution: Museu de Zoologia de São Paulo Collection: Coleção de Aves do MZUSP Basis of record: Preserved specimen Catalogue number: birdsMZUSP:17854 View record
Sub-species: Rhytipterna simplex frederici | vissiá | Grayish Mourner Date: 1937-05-13 Country: Brasil
Institution: Museu de Zoologia de São Paulo Collection: Coleção de Aves do MZUSP Basis of record: Preserved specimen Catalogue number: birdsMZUSP:18739 View record
Sub-species: Rhytipterna simplex frederici | vissiá | Grayish Mourner Date: 1937-06-24 Country: Brasil
Institution: Museu de Zoologia de São Paulo Collection: Coleção de Aves do MZUSP Basis of record: Preserved specimen Catalogue number: birdsMZUSP:18738 View record
Sub-species: Rhytipterna simplex frederici | vissiá | Grayish Mourner Date: 1937-06-08 Country: Brasil
Institution: Museu de Zoologia de São Paulo Collection: Coleção de Aves do MZUSP Basis of record: Preserved specimen Catalogue number: birdsMZUSP:20646 View record
Species: Rhytipterna simplex | vissiá | Grayish Mourner Date: 1937-05-26 Country: Brasil
Institution: Museu de Zoologia de São Paulo Collection: Coleção de Aves do MZUSP Basis of record: Preserved specimen Catalogue number: birdsMZUSP:17853 View record