The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2010)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2011)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2012)

Die Wirbeltiere : eine Übersicht über die fossilen und lebenden Formen - Jaekel, Otto, 1863 -1929 (Verlag Gebrüder Borntraeger, 1911)

Wonders of the bird world - Sharpe, Richard Bowdler, 1847 -1909 (Frederick A. Stokes company, 1921)

Wonders of the bird world - Sharpe, Richard Bowdler, 1847 -1909 (Frederick A. Stokes company, 1898)

World Atlas of Biodiversity: earth's living resources in the 21st century - Groombridge, Brian (UNEP-WCMC, 2002)

World Checklist of Threatened Birds (1993)

World Checklist of Threatened Birds (1990)

World palaeontological collections : [an index of collectors] - British Museum (Natural History) (British Museum (Natural History), 1983)

xin jiang sheng wu duo yang xing - Yuan, Guoying (xin jiang ke xue ji shu chu ban she, 2008)

Yosemite nature notes - United States. National Park Service. (Yosemite Natural History Association, 1922)

Zeitschrift fur Oologie (H. Hocke, 1903)

Zeitschrift fur Oologie (H. Hocke, 1904)

Zeitschrift fur Oologie (H. Hocke, 1905)

Zeitschrift für Säugetierkunde : im Auftrage der Deutschen Gesellschaft für Säugetierkunde e.V - Deutsche Gesellschaft für Säugetierkunde (Die Gesellschaft, 1967)

Zeitschrift für Säugetierkunde : im Auftrage der Deutschen Gesellschaft für Säugetierkunde e.V - Deutsche Gesellschaft für Säugetierkunde (Die Gesellschaft, 1969)

Zentralblatt für Zoologie, allgemeine und experimentelle Biologie (B.G. Teubner, 1918)

zhong guo jin ji kun chong xue.zeng ding ban 中国经济昆虫学.增订版 - Li, Fengsun 李凤荪 (bian zhe zi kan 编者自刊, 1951)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1909)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1925)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1939)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1949)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1972)

Zoological bibliography, or, Opera zoologica (Aves Press Ltd, 2011)

Zoological bibliography, or, Opera zoologica (Aves Press Ltd, 2022)

Zoological classification; a handy book of reference with tables of the subkingdoms, classes, orders, etc., of the animal kingdom, their characters and lists of the families and principal genera - Pascoe, Francis Polkinghorne, 1813 -1893 (J. Van Voorst, 1880)

Zoological names. A list of phyla, classes, and orders, prepared for section F, American Association for the Advancement of Science - American Association for the Advancement of Science. (Duke University Press, 1947)

Zoological names. A list of phyla, classes, and orders, prepared for section F, American Association for the Advancement of Science - American Association for the Advancement of Science. (Duke University Press, 1949)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1874)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1890)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1891)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1892)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1893)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1894)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1895)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1896)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1897)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1898)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1899)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1900)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1901)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1902)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1903)