Sub-species: Acanthiza (Geobasileus) iredalei iredalei | Western Slender-billed Thornbill Date: 1909-08-22 State: Western Australia
Institution: Museums Victoria Collection: Museums Victoria Ornithology Collection Basis of record: Preserved specimen Catalogue number: Ornithology:HLW2194 View record
Sub-species: Acanthiza (Geobasileus) iredalei iredalei | Western Slender-billed Thornbill Date: 1903-06-10 State: Western Australia
Institution: Museums Victoria Collection: Museums Victoria Ornithology Collection Basis of record: Preserved specimen Catalogue number: Ornithology:HLW8528 View record
Sub-species: Acanthiza (Geobasileus) iredalei iredalei | Western Slender-billed Thornbill Date: 1910-10-12 State: Western Australia
Institution: Museums Victoria Collection: Museums Victoria Ornithology Collection Basis of record: Preserved specimen Catalogue number: Ornithology:HLW2195 View record
Sub-species: Acanthiza (Geobasileus) iredalei iredalei | Western Slender-billed Thornbill Date: 1909-08-26 State: Western Australia
Institution: Museums Victoria Collection: Museums Victoria Ornithology Collection Basis of record: Preserved specimen Catalogue number: Ornithology:BE3246 View record
Sub-species: Acanthiza (Geobasileus) iredalei iredalei | Western Slender-billed Thornbill Date: 1921-09-19 State: Western Australia
Institution: Museums Victoria Collection: Museums Victoria Ornithology Collection Basis of record: Preserved specimen Catalogue number: Ornithology:HLW2196 View record
Sub-species: Acanthiza (Geobasileus) iredalei iredalei | Western Slender-billed Thornbill Date: 1918-10-29 State: Western Australia
Institution: Museums Victoria Collection: Museums Victoria Ornithology Collection Basis of record: Preserved specimen Catalogue number: Ornithology:HLW2198 View record
Sub-species: Acanthiza (Geobasileus) iredalei iredalei | Western Slender-billed Thornbill Date: 1918-10-29 State: Western Australia
Institution: Museums Victoria Collection: Museums Victoria Ornithology Collection Basis of record: Preserved specimen Catalogue number: Ornithology:HLW2199 View record
Sub-species: Acanthiza (Geobasileus) iredalei iredalei | Western Slender-billed Thornbill Date: 1909-08-22 State: Western Australia
Institution: Museums Victoria Collection: Museums Victoria Ornithology Collection Basis of record: Preserved specimen Catalogue number: Ornithology:HLW2193 View record