Check-list of North American birds - American Ornithologists' Union. (American ornithologists' union, 1910)

Check-list of North American birds - American Ornithologists' Union. (American Ornithologists' Union, 1895)

Check-list of North American birds : according to the canons of nomenclature of the American Ornithologists' Union - American Ornithologists' Union. (The Union, 1889)

A check list of North American birds - Coues, Elliott, 1842 -1899 (Naturalists' Agency, 1874)

A check list of North-American birds - Coues, Elliott, 1842 -1899 (F.W. Putnam, 1879)

Check-list of North American birds - American Ornithologists' Union. (The Union, 1931)

Check-list of North American birds : the species of birds of North America from the Arctic through Panama, including the West Indies and Hawaiian Islands / prepared by the Committee on Classification and Nomenclature of the American Ornithologists' Union - American Ornithologists' Union. (American Ornithologists' Union, 1983)

Check list of the birds of Ontario and catalogue of birds in the biological section of the Museum - Nash, Charles W. (Charles William), 1848 -1926 (Dept. of Education, 1900)

Check list of the birds of Ontario and catalogue of birds in the biological section of the museum, Department of Education, Toronto - Nash, Charles W. (Charles William), 1848 -1926 (s.n.], 1900)

Check list of the birds of Ontario and catalogue of birds in the biological section of the museum, Department of Education, Toronto - Nash, C. W. (Warwick Bros. & Rutter, 1900)

A check list of the genera and species of Mallophaga - Clay, Theresa (BM(NH), 1952)

Check list of the vertebrates of Ontario and catalogue of specimens in the Biological Section of the Provincial Museum birds - Nash, Charles W. (Charles William), 1848 -1926 (L.K. Cameron, 1905)

Check list of the vertebrates of Ontario and catalogue of specimens in the biological section of the Provincial museum. Birds - Nash, Charles W. (Charles William), 1848 -1926 (L. K. Cameron, printer to the king's most excellent Majesty, 1905)

A checklist of North American birds - Coues, Elliott, 1842 -1899 (Naturalists' Agency, 1873)

A checklist of the vertebrate animals of Kansas - Collins, Joseph T. (Museum of Natural History, University of Kansas, 1991)

The chewing lice : world checklist and biological overview - Price, Roger D. (Illinois Natural History Survey, 2003)

Circular / U.S. Fish and Wildlife Service - U.S. Fish; Wildlife Service (U.S. G.P.O.,, 1953)

The code of nomenclature and check-list of North American birds : adopted by the American Ornithologists' Union : being the report of the Committee of the Union on Classification and Nomenclature - American Ornithologists' Union. Committee on Classification; Nomenclature. (1886)

[Collected reprints, 1895-1916 - Beal, F. E. L. (Foster Ellenborough Lascelles), 1840 -1916 (s.n, 1900)

[Collected reprints, 1902-1928 - Howell, Arthur H. (Arthur Holmes), 1872 -1940 (s.n, 1900)

[Collected reprints, 1911-1931 - Swarth, Harry S. (Harry Schelwald), 1878 -1935 (s.n, 1900)

The collectors' monthly (1893)

The Collectors' monthly (C.H. Prince, 1891)

Color key to North American birds - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page & company, 1903)

Color key to North American birds : with bibliographical appendix - Reed, Chester A. (Chester Albert), 1876 -1912 (D. Appleton & Co, 1912)

Coloured figures of the birds of the British Islands / issued by Lord Lilford - Salvin, Osbert, 1835 -1898 (R. H. Porter, 1885)

Compendium der Helminthologie. Ein Verzeichniss der bekannten Helminthen, die frei oder in thierischen Körpern leben, geordnet nach ihren Wohnthieren, unter Angabe der Organe, in denen sie gefunden sind, und mit Beifügung der Litteraturquellen - Linstow, Otto von, 1842 -1916 (Hahn'sche Buchhandlung, 1878)

Compendium der Helminthologie : Nachtrag : die Litteratur der Jahre 1878-1889 - Linstow, Otto von, 1842 -1916 (Hahn'sche Buchhandlung, 1889)

Compléments de Buffon - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (P. Pourrat Frères, 1838)

Compléments de Buffon races humaines et mammifères - Lesson, R. P. (René Primevère), 1794 -1849 (P. Pourrat, 1840)

Compte rendu de l'expédition de Mistassini 1884-85 - Low, A. P. (Albert Peter), 1861 -1942 (s.n, 1885)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1899)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1901)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1904)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1905)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1907)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1909)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1911)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1913)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1915)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1917)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1920)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1921)

Congrès international d'entomologie : [proceedings] (Hayez, 1996)

Conspectum avium picinarum - Sundevall, Carl J., 1801 -1875 (Samson & Wallin, 1866)

Conspectus generum avium - Bonaparte, Charles-Lucien, 1803 -1857 (Apud E.J. Brill, 1850)

Conspectus generum avium - Bonaparte, Charles-Lucien, 1803 -1857 (Apud E.J. Brill, 1865)

Contents and index to volume 12, numbers 1 to 19, Zoological series - Field Museum of Natural History. (Field Museum of Natural History, 1929)

Contribucion á la ornitologia cubana - Gundlach, Johannes Christoph, 1810 -1896 (Imp. "La Antilla" de N. Cacho-Negrete, 1876)

A contribution to the ornithology of northeastern Brazil - Hellmayr, Carl Eduard, 1878 -1944 (1929)

Contributions à la faune ornithologique de l'Europe occidentale : recueil comprenant les espèces d'oiseaux que se reproduisent dans cette région ou qui s'y montrent régulièrement de passage, augmenté de la description des principales espèces exotiques les plus voisines des indigènes ou susceptibles d'ètre confondues avec elles, ainsi que l'énumération des races domestiques - Olphe-Galliard, Léon, 1825 -1893 (L. Lasserre, 1887)

Contributions in quaternary vertebrate paleontology: a volume in memorial to John E. Guilday - Genoways, Hugh H. (Carnegie Museum of Natural History, 1984)

Contributions to avian palaeontology from the Pacific coast of North America - Miller, Loye, 1874 -1970 (University of California press, 1912)

Contributions to ornithology for 1848-1853 - Strickland, Catherine Dorcas Maule Jardine (W.H. Lizars, 1851)

Contributions to the anatomy of birds - Shufeldt, Robert Wilson 1850 -1934 (1882)

Contributions to the history of North American ornithology - Jackson, Jerome A (Nuttall Ornithological Club, 1995)

Contributions to the history of North American ornithology - Jackson, Jerome A (Nuttall Ornithological Club, 2000)

Contributions to the natural history of Alaska. Results of investigations ... in the Yukon district and the Aleutian islands; conducted under the auspices of the Signal service, United States Army, extending from May, 1874, to August, 1881 ... - Turner, Lucien M. (Lucien McShan) (Govt. Print. Off, 1886)

Contributions to the natural history of Alaska results of investigations made chiefly in the Yukon district and the Aleutian Islands; conducted under the auspices of the Signal Service, United States Army, extending from May, 1874, to August, 1881 - Turner, Lucien M. (Lucien McShan) (G.P.O, 1886)

Contributions to the natural history of the Bermudas. Vol. I - Goode, G. Brown (George Brown), 1851 -1896 (Govt. print. off, 1884)

The Coues check list of North American birds - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1882)

Creation by evolution; a consensus of present-day knowledge as set forth by leading authorities in non-technical language that all may understand - Scott, William Berryman, 1858 -1947 (The Macmillan Company, 1928)

Cruise of the revenue steamer Corwin in Alaska and the N. W. Arctic ocean in 1881 ... Notes and memoranda ... - Bean, Tarleton H. (Tarleton Hoffman), 1846 -1916 (Govt. Print. Off, 1883)

Cuvier's Animal kingdom : arranged according to its organization, forming the basis for a natural history of animals, and an introduction to comparative anatomy : illustrated by three hundred engravings on wood - Blyth, Edward, 1810 -1873 (W.S. Orr and Co, 1840)

Da ema ao beija-flor vida e costumes das aves do Brasil - Santos, Eurico (F. Briguiet, 1938)

Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (Aus der Kaiserlich-Königlichen Hof- und Staatsdruckerei, 1926)

Des hybrides à l'état sauvage. Règne animal. 1. volume. (Classe des oiseaux) - Suchetet, André, 1849 - (Impr. Le Bigot frères, 1896)