Genre e-ne--- / Birds / Periodicals / Birds / Netherlands and 1 more . Names op / alle / na / ge / oenanthe and 1517 more

By Dearborn, Ned, 1865- . Genre ncgt--- / Birds / Guatemala / Birds / Catalogs and collections . Names iris / none / adult / type / area and 801 more

By Smart, Thomas Gregory, b. 1827 . Genre Birds / Great Britain . Names american / bacterium o / america / none / spotted and 990 more

By Aflalo, Frederick G. (Frederick George), 1870-1918 . Genre Birds / Great Britain . Names sea / none / life / animals / called and 203 more

By Holmes, Charles Edgar . Genre Birds / The West . Names order / called / life / eye / american and 780 more

By Coues, Elliott, 1842-1899 . Genre Birds / Classification / Birds / North America . Names american / ca / mus / s a / sea and 3811 more

Genre Birds / Periodicals / Birds / Eggs / Periodicals . Names american / order / wood / class / data and 1345 more

By Baird, Spencer F., 1823-1887 / (Thomas Mayo), 1814-1880 . Genre n------ / Birds / North America / Water-birds / North America and 3 more . Names island / adult / iris / sea / america and 7003 more

By Baird, Spencer F., 1823-1887 / (Thomas Mayo), 1814-1880 . Genre n------ / Birds / North America / Water-birds / North America and 3 more . Names island / america / adult / ami / sea and 6122 more

By Johns, C. A. (Charles Alexander), 1811-1874 . Genre Birds / Eggs . Names wood / grass / spotted / roots / leaves and 530 more