General zoology, or Systematic natural history - Stephens, James Francis, 1792 -1853 (Printed for G. Kearsley, 1826)

La genèse des espèces animales - Cuénot, Lucien, 1866 -1951 (Félix Alcan, 1911)

The genetic and the operative evidence relating to secondary sexual characters - Morgan, Thomas Hunt, 1866 -1945 (Carnegie institution of Washington, 1919)

Geografía de la isla de Cuba - Pichardo y Tapia, Estéban, 1799 -1879 (D.M. Soler, 1854)

A geographical and comparative list of the birds of Europe and North America - Bonaparte, Charles-Lucien, 1803 -1857 (J. Van Voorst, 1838)

The geographical and geological distribution of animals - Heilprin, Angelo, 1853 -1907 (D. Appleton, 1901)

The geographical and geological distribution of animals - Heilprin, Angelo, 1853 -1907 (D. Appleton and company, 1887)

The geographical and geological distribution of animals - Heilprin, Angelo, 1853 -1907 (D. Appleton, 1887)

The geographical and geological distribution of animals - Heilprin, Angelo, 1853 -1907 (Kegan Paul, Trench, Trübner & Co, 1907)

The geographical and geological distribution of animals - Heilprin, Angelo, 1853 -1907 (Kegan Paul, Trench, 1887)

A geographical bibliography of British ornithology from the earliest time to the end of 1918, arranged under counties, being a record of printed books, published articles, notes and records relating to local avifauna - Swann, H. Kirke (Harry Kirke), 1871 -1926 (Witherby, 1920)

The geographical distribution of animals : with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan and Co, 1876)

The geographical distribution of animals : with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1876)

Geographical distribution of animals : with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1876)

The geographical distribution of animals, with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan and Co, 1876)

The geographical distribution of animals. With a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Harper and brothers, 1876)

The geographical distribution of animals with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1876)

Geographical distribution of British birds - Seebohm, Henry, 1832 -1895 (R.H. Porter, 1893)

Geology of the county of Cape May, state of New Jersey - New Jersey Geological Survey. (Printed at the office of the True American, 1857)

Georg Wilhelm Constantin von Wilcke ... Versuch einer anleitung die wilden bäume und sträucher unsrer deutschen wälder und gehölze auf ihren blossen anblick und ohne weitere mündliche belehrung mit sicherheit erkennen und unterscheiden, auch ihren nuten beurtheilen zu lernen - Wilcke, Georg Wilhelm Constantin von, 1761 -1788 (J. J. Gebauer, 1788)

Le gerfaut = De giervalk - Institut royal des sciences naturelles de Belgique. (Institut royal des sciences naturelles de Belgique, 1912)

Le gerfaut = De giervalk - Institut royal des sciences naturelles de Belgique. (Institut royal des sciences naturelles de Belgique, 1920)

Le gerfaut = De giervalk - Institut royal des sciences naturelles de Belgique. (Institut royal des sciences naturelles de Belgique, 1921)

Der Gesang der Vögel : seine anatomischen und biologischen Grundlagen - Haecker, Valentin, 1864 -1927 (Verlag von Gustav Fischer, 1900)

Die Geschichte der Natur : als zweite gänzlich umgearbeitete Auflage der allgemeinen Naturgeschichte - Schubert, Gotthilf Heinrich von, 1780 -1860 (Bei J.J. Palm und Ernst Enke, 1837)

Geschichte der Zoologie bis auf Joh. Müller und Charl. Darwin - Carus, Julius Victor, 1823 -1903 (R. Oldenbourg, 1872)

Geschichte der Zoologie bis auf joh. Müller und Charl. Darwin - Carus, Julius Victor, 1823 -1903 (R. Oldenbourg, 1872)

Getreue Abbildungen naturhistorischer Gegenstände in Hinsicht auf Bechsteins kurzgefasste gemeinnützige Naturgeschichte des In- und Auslandes : für Eltern, Hofmeister, Jugendlehrer, Erzieher und Liebhaber der Naturgeschichte - Bechstein, Johann Matthäus, 1757 -1822 (In der Schneider und Weigelschen Kunst- und Buch- handlung, 1793)

Giornale Arcadico di Scienze / Lettere ed Arti (1824)

Giornale Arcadico di Scienze / Lettere ed Arti (1831)

Giornale di scienze naturali ed economiche - Istituto tecnico di Palermo. (Istituto tecnico di Palermo, 1869)

Giornale di scienze naturali ed economiche - Istituto tecnico di Palermo. (Istituto tecnico di Palermo, 1871)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1911)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1912)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1933)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1890)

Glasnik Hrvatskoga prirodoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1908, 1913)

Gleanings from nature - Blatchley, W. S. (Willis Stanley), 1859 -1940 (1899)

Gleanings from nature - Blatchley, W. S. (Willis Stanley), 1859 -1940 (The Nature publishing company, 1899)

Gleanings in natural history : with local recollections - Jesse, Edward, 1780 -1868 (J. Murray, 1835)

Gleanings of natural history : exhibiting figures of quadrupeds, birds, insects, plants &c., most of which have not, till now, been either figured or described : with descriptions of seventy different subjects - Linné, Carl von, 1707 -1778 (Printed for the author at the Royal College of Physicians, 1760)

Gleanings of natural history : exhibiting figures of quadrupeds, birds, insects, plants &c., most of which have not, till now, been either figured or described : with descriptions of seventy different subjects - Linné, Carl von, 1707 -1778 (Printed for the author at the Royal College of Physicians, 1758)

A glossary of popular, local and old-fashioned names, of British birds - Hett, Charles Louis. (H. Sotheran & Co, 1902)

Goldsmith's Natural history : with notes from all the popular treatises that have been issued since the time of Goldsmith ... - Goldsmith, Oliver, 1730? -1774 (J. Lofts)

Gotthelf Fischer's ... Naturhistorische Fragmente. 1. Bd. mit Kupfern - Fischer von Waldheim, Gotthelf, 1771 -1853 (Varrentrapp und Wenner, 1801)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1980)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1983)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1991)

Great Basin naturalist memoirs - Brigham Young University. (Brigham Young University, 1976)

Die Grösse und Farbe der Augen aller europäischen Vögel, sowie der in der palaearctischen Region vorkommenden Arten in systematischer Ordnung nach Carl J. Sundevall's Versuch einer natürlichen Aufstellung der Vögelklasse - Meves, Wilhelm. (W. Schlüter, 1888)

Grondbeginselen der natuurkundige wetenschappen - Duméril, C. (Constant), 1774 -1860 (Sterk, 1842)

Grønland-Expedition der Gesellschaft für Erdkunde zu Berlin, 1891-1893 - VanHöffen, Ernst, 1858 -1919 (W.H. Kühl, 1897)

Grundriss der Forstwissenschaft. 6. Aufl. Hrsg. von seinen Enkeln, Heinrich und Ernst von Cotta - Cotta, Ernst von, (Arnold, 1872)

Grundriss der Physiologie - Rudolphi, Karl Asmund, 1771 -1832 (Dümmler, 1821)

Grundzüge der Palaeobiologie der Wirbeltiere - Abel, Othenio, 1875 -1946 (E. Schweizerbart, 1912)

Grundzüge der systematischen Naturgeschichte für seine Zuhörer - Gravenhorst, J. L. C. (Johann Ludwig Christian), 1777 -1857 (bei Willibald August Holäufer, 1817)

Grundzüge der Zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert'sche, 1876)

Grundzüge der Zoologie zum Gebrauche an Universitäten und höhern Lehranstalten : Leitfaden zur Einführung in das wissenschaftliche Studium der Zoologie - Claus, Carl, 1835 -1899 (N.G. Elwert'sche Universitäts- Buchhandlung, 1868)

Grundzüge der Zoologie. Zum Gebrauche an Universitäten und hoheren Lehranstalten sowie qum Selbststudium - Claus, Carl, 1835 -1899 (W.G Elevert'sche Verl, 1876)

Grundzüge der Zoologie. Zum gebrauche an universitäten und höheren lehranstalten sowie zum selbststudium - Claus, Carl, 1835 -1899 (N.G. Elwert, 1872)

Grundzüge der Zoologie. Zum wissenschaftlichen Gebrauche - Claus, Carl, 1835 -1899 (Elwert, 1882)

Guide to the birds of Europe and North Africa. With a biographical memoir by William Eagle Clarke - Wardlaw Ramsay, R. G. (Robert George), 1852 -1921 (Gurney and Jackson, 1923)

A guide to the birds of New England and eastern New York : containing a key for each season and short descriptions of over 250 species, with particular reference to their appearance in the field - Fuertes, Louis Agassiz, 1874 -1927 (Houghton, Mifflin and Company, 1904)

Guide zoologique : communications diverses sur les Pays-Bas (C. de Boer Jr, 1895)

Hampstead Hill : its structure, materials and sculpturing - Lobley, James Logan, 1834 -1913 (Roper and Drowley, 1889)

Hand-book to the birds of Great Britain - Sharpe, Richard Bowdler, 1847 -1909 (Allen, 1894)