By Mathews, Gregory M. (Gregory Macalister), 1876-1949 . Genre Birds Australia / Ornithology / Periodicals . Names turdus / order / mus / superfamily / unidentified species and 4264 more

By b. 1869 . Genre n------ / Birds / Eggs / Handbooks, manuals, etc / Ornithology and 13 more . Names american / io / wood / animals / extra and 286 more

By Mathews, Gregory M. (Gregory Macalister), 1876-1949 . Genre Birds Australia / Ornithology / Periodicals . Names type / island / pachycephala / turdus / acanthiza and 10085 more

By Hume, Allan Octavian, 1829-1912 . Genre a-ii--- / Birds / India / Periodicals / Ornithology and 2 more . Names india / s f / adult / eye / iris and 6527 more

By Merriam, C. Hart (Clinton Hart), 1855-1942 / Bailey, Florence Merriam, 1863-1948 / Bailey, Vernon, 1864-1942 / Muir, John, 1838-1914 / Roosevelt, Theodore, 1858-1919 . Genre United States.Division of Ornithology and Mammalogy. / United States.Division of Biological Survey. / United States.Biological Survey. / United States.Bureau of Biological Survey. / Geological and Geographical Survey of the Territories (U.S.) and 16 more . Names la / ca / sea / life / aa and 775 more

By Merriam, C. Hart (Clinton Hart), 1855-1942 / Bailey, Florence Merriam, 1863-1948 / Bailey, Vernon, 1864-1942 / Muir, John, 1838-1914 / Roosevelt, Theodore, 1858-1919 . Genre United States.Division of Ornithology and Mammalogy. / United States.Division of Biological Survey. / United States.Biological Survey. / United States.Bureau of Biological Survey. / Geological and Geographical Survey of the Territories (U.S.) and 16 more . Names california / car / ia / zenaida / la and 555 more

By Coues, Elliott, 1842-1899 . Genre n------ / Birds / North America / Ornithology / North America and 3 more . Names ami / america / eye / adult / none and 3074 more

Genre Birds / Periodicals / Birds / Conservation / Periodicals and 2 more . Names life / io / wood / american / island and 4801 more

By Hume, Allan Octavian, 1829-1912 . Genre a-ii--- / Birds / India / Periodicals / Ornithology and 2 more . Names s f / india / adult / turdus / called and 7839 more

Genre Birds / Periodicals / Birds / Conservation / Periodicals and 2 more . Names island / life / american / california / wood and 1456 more