Species: Circus aeruginosus Date: 1967-09-21 Country: Spain
Institution: Estación Experimental de Zonas Áridas (CSIC) Collection: Colección de Aves Basis of record: Preserved specimen Catalogue number: EEZA - Aves:293-1 View record
Species: Circus pygargus Date: 1967-09-13 Country: Spain
Institution: Estación Experimental de Zonas Áridas (CSIC) Collection: Colección de Aves Basis of record: Preserved specimen Catalogue number: EEZA - Aves:275-1 View record
Species: Circus pygargus Year: 1968 Country: Spain
Institution: Estación Experimental de Zonas Áridas (CSIC) Collection: Colección de Aves Basis of record: Preserved specimen Catalogue number: EEZA - Aves:672-1 View record