Species list of Alaskan birds, mammals, fish, amphibians, reptiles, and invertebrates - United States. Forest Service. (Department of Agriculture, Forest Service, Alaska Region, 1979)

Species taxa of North American birds; a contribution to comparative systematics - Mayr, Ernst, 1904 -2005 (The Club, 1970)

Spolia zeylanica - Colombo Museum (Colombo Museum, 1914)

The sportsman's British bird book - Lydekker, Richard, 1849 -1915 (Rowland Ward, 1908)

The sportsman's gazetteer and general guide : the game animals, birds and fishes of North America; their habits and various methods of capture. Copious instructions in shooting, fishing, taxidermy, woodcraft, etc. Together with a directory to the principal game resorts of the country; illustrated with maps - Hallock, Charles, 1834 -1917 ("Forest and Stream" Publishing Company, 1877)

The sportsman's gazetteer and general guide. The game animals, birds and fishes of North America: their habits and various methods of capture. Copious instructions in shooting, fishing, taxidermy, woodcraft, etc. Together with a glossary, and a directory to the principal game resorts of the country; illustrated with maps - Hallock, Charles, 1834 -1917 (Orange Judd Companyu, 1883)

Spring migration notes of the Chicago area - Leopold, Nathan Freudenthal, 1904 -1971 ([G.W. Lewis Pub. Co.], 1920)

State forest land management plan : draft environmental impact statement - Montana. Department of State Lands (The Dept, 1995)

State forest land management plan : final environmental impact statement - Montana. Department of Natural Resources; Conservation (Dept. of Natural Resources and Conservation, 1996)

Station bulletin - New Hampshire Agricultural Experiment Station. (Agricultural Experiment Station, University of New Hampshire, 1948)

Storia naturale degli uccelli che nidificano in Lombardia : ad illustrazione della raccolta ornitologica dei fratelli ercole ed Ernesto Turati - Bettoni, Eugenio. (coi tipi del pio Instituto del Patronato, 1868)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1872)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1875)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1876)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1877)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1879)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1887)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1873)

The structure and classification of birds - Beddard, Frank E. (Frank Evers), 1858 -1925 (Longmans, Green, and co, 1898)

Studies in bird migration - Clarke, William Eagle, 1853 -1938 (Gurney and Jackson; [etc., etc.], 1912)

Stuttgarter Beiträge zur Naturkunde. Serie A, Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 1992)

Stuttgarter Beiträge zur Naturkunde - Staatliches Museum für Naturkunde in Stuttgart (Das Museum, 1968)

Stuttgarter Beiträge zur Naturkunde. Serie A, Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 2016)

Summa plantarum : quae hactenus innotuerunt methodo Linnaeana per genera et species digesta illustrata descripta - Vitman, Fulgenzio Antonio Maria, ‏ 1728 -1806 (Typis Imper. Monast. s. Ambrosii majoris, 1789)

Summer birds of Flathead Lake - Silloway, Perley Milton (University of Montana, 1901)

Supplement to the American ornithology of Alexander Wilson : Containing a sketch of the author's life ... - Ord, George, 1781 -1866 (J. Laval and S.F. Bradford, 1825)

A supplement to the appendix of Captain Parry's voyage for the discovery of a north-west passage, in the years 1819-20 : containing an account of the subjects of natural history - Brown, Robert, 1773 -1858 (John Murray, 1824)

Supplement to the appendix of Captain Parry's voyage for the discovery of a north-west passage in the years 1819-20 containing an account of the subjects of natural history - Parry, William Edward, Sir, 1790 -1855 (J. Murray, 1824)

Supplement to the birds of Essex County, Massachusetts - Townsend, Charles Wendell, 1859 -1934 (The Club, 1920)

A supplement to the birds of Norfolk and Lord Howe Islands : to which is added those birds of New Zealand not figured by Buller - Mathews, Gregory Macalister Gregory Macalister 1876 -1949 (H.F. & G. Witherby, 1936)

Supplement to the code of nomenclature and check-list of North American birds. 1-17 - American Ornithologists' Union. (The Union, 1908)

Supplement to the code of nomenclature and check-list of North American birds. 1-17 - American Ornithologists' Union. (The Union, 1920)

Supplement to the General synopsis of birds - Latham, John, 1740 -1837 (Printed for Leigh & Sotheby, 1787)

Svenska foglarna - Åkerlund, Peter, 1835 -1871 (Tryckt hos J. & A. Riis, 1856)

Svenska foglarna - Åkerlund, Peter, 1835 -1871 (Tryckt hos J. & A. Riis, 1883)

Svenska foglarna - Åkerlund, Peter, 1835 -1871 (Tryckt hos J. & A. Riis, 1886)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1892)

Sylloge fungorum omnium hucusque cognitorum - Saccardo, P. A. (Pier Andrea), 1845 -1920 (sumptibus auctoris, 1897)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1981)

Synonomik der europäischen Brutvögel und Gäste : systematisches Verzeichniss nebst Angaben über die geographische Verbreitung der Arten unter besonderer Berücksichtigung der Brutverhältnisse - Rey, Eugène, 1838 -1909 (G. Schwetschke'scher Verlag, 1872)

Synopsis avium : nouveau manuel d'ornithologie - Dubois, Alphonse, 1839 -1921. (H. Lamertin, 1902)

Synopsis avium : nouveau manuel d'ornithologie - Dubois, Alphonse, 1839 -1921. (H. Lamertin, 1904)

Synopsis faunae Scandinaviae. Tom. 1. Pars 2, Aves - Billberg, Gustaf Johan, 1772 -1844 (Ex officina typogr. Caroli Deleen, 1828)

A synopsis of the birds of North America - Audubon, John James, 1785 -1851 (Adam and Charles Black, 1839)

Synopsis of the contents of the British Museum - British Museum (Woodfall, 1842)

Synopsis of the contents of the British Museum - British Museum (printed by Woodfall, 1837)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall, 1838)

Synopsis of the contents of the British Museum - British Museum (printed by G. Woodfall, 1839)

Synopsis of the contents of the British Museum - British Museum (printed by G. Woodfall, 1838)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall, Angel Court, Skinner Street, 1840)

Synopsis of the contents of the British Museum - British Museum (printed by G. Woodfall, 1837)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall, Angel Court, Skinner Street, 1836)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall and Son, Angel Court, Skinner Street, 1840)

Synopsis of the contents of the British Museum - British Museum (Woodfall, 1841)

A synoptical catalogue of British birds; intended to identify the species mentioned by different names in several catalogues already extant. Forming a book of reference to Observations on British ornithology - Forster, T. (Thomas), 1789 -1860 (Printed by and for Nichols, son, and Bentley, 1817)

System der Ornithologie Westafrica's - Hartlaub, Gustav, 1814 -1900 (C. Schünemann, 1857)

Systema avium - Wagler, Johann Georg, 1800 -1832 (sumtibus J.G. Cottae, 1827)

Systema avium Australasianarum = A systematic list of the birds of the Australasian region - American Ornithologists' Union. (British Ornithologists' Union, 1927)

Systema helminthum / auctore Carolo Mauritio Diesing ... Sumptibus Academiae caesareae scientiarum - Diesing, Karl Moritz, 1800 -1867 (W. Braumüller, 1851)

Systema naturae, per regna tria naturae : secundum classes, ordines, genera, species cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae, 1767)

Systema naturae per regna tria naturae : secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae, 1767)

Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae von Trattner, 1767)

A systematic catalogue of British vertebrate animals - Jenyns, Leonard, 1800 -1893 (Printed by W. Metcalfe, for J. & J.J. Deighton, and T. Stevenson, and Longman, London, 1835)

Systematic catalogue of the eggs of British birds - Malan, S. C. (John van Voorst, 1848)

A systematic list of the birds of California - Grinnell, Joseph, 1877 -1939 (Cooper Ornithological Club, 1912)

A systematic table of Canadian birds - Chamberlain, Montague, 1844 -1924 (Published for the author, 1888)

Systematische Aufzählung der Vögel Würtembergs, mit Angabe ihrer Aufenthaltsörter und ihrer Strichzeit - Landbeck, Christian Ludwig, 1807 -1890 (1834)

Systematische Darstellung der Fortpflanzung der Vögel Europa's mit Abbildung der Eier - Thienemann, Friedrich August Ludwig, 1793 -1858 (I.A. Barth, 1830)

Systematische übersicht der Vögel Bayerns mit Rucksicht auf das örtliche und quantitative Vorkommen der Vögel, ihre Lebensweise, ihren zug und ihre Abänderungen - Blasius, Rudolf, 1842 -1907 (Kommissionsverlag von R. Oldenbourg, 1891)

Systematische Übersicht der Vögel Nord-Ost-Afrika's : mit Einschluss der arabischen Küste des rothen Meeres und der Nil-Quellen-Länder südwärts bis zum 4. Grade nördl. Breite - Heuglin, Theodor von, 1824 -1876 (K. Akademie der Wissenschaften, 1856)

Systematische Uebersicht der Thiere Brasiliens : welche während einer Reise durch die Provinzen von Rio de Janeiro und Minas geraës gesammlt oder beobachtet Wurden - Burmeister, Hermann, 1807 -1892 (G. Reimer, 1856)

Systematische Uebersicht der Vögel Nord-Ost-Afrika's : nebst Abbildung und Beschreibung von fünfzig Theils unbekannten, Theils noch nicht bildlich dargestellten Arten - Rüppell, Eduard, 1794 -1884 (In Commission der S. Schmerber'schen Buchhandlung (nachfolger H. Keller), 1845)

Systematisches Verzeichniss der naturhistorischen Sammlung der Gesellschaft Museum. Abt. 1, Vögel - Gesellschaft Museum (Bremen, Germany) (C. Schünemann, 1844)

Table des planches enluminéez d'histoire naturelle de M. D'Aubenton : avec les denominations de M.M. de Buffon, Brisson, Edwards, Linnaeus et Latham, precedé d'une notice des principaux ouvrages zoologiques enluminés - Boddaert, Pieter, 1730 -1795 ([s.n.], 1783)

Tableau des oiseaux observés dans le nord de la France - Degland, Côme Damien, 1787 -1856 (Danel, 1831)

Tableau encyclopédique et méthodique des trois règnes de la nature. Ornithologie - Bonnaterre, Pierre Joseph, abbé, 1752? -1804 (Chez Mme. veuve Agasse, 1823)

Tableaux paralléliques des oiseaux Praecoces ou Autophages (Gallinacés, Échassiers, Palmipèdes et Rudipennes) - Bonaparte, Charles-Lucien, 1803 -1857 (Mallet-Bachelier, 1856)

Taschenbuch der deutschen Vögelkunde, oder, Kurze Beschreibung aller Vögel Deutschlands - Meyer, Bernhard, 1767 -1836 (Verlegt von Friedrich Wilmans, 1810)

Taschenbuch der deutschen Vögelkunde, oder, Kurze Beschreibung aller Vögel Deutschlands - Meyer, Bernhard, 1767 -1836 (Verlegt von Friedrich Wilmans, 1822)

The Tasmanian Naturalist - Tasmanian Field Naturalists' Club (Tasmanian Field Naturalists' Club, 1971)

The terrestrial mammals and birds of north-east Greenland : biological observations - Manniche, Arner Ludvig Valdemar, 1867 - (Bianco Lunos Bogtrykkeri, 1910)