The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1957)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1958)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1962)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1968)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1969)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1970)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1971)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1972)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1973)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1974)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1975)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1978)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1980)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1982)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1984)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1985)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1986)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1988)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1996)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1998)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1999)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2000)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2002)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2003)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2012)

The Canadian sportsman and naturalist - Couper, William, 1886 ([s.n.], 1881)

Canaries in the catbird seat : the past, present, and future of biological resources in a changing environment - Illinois. Natural History Survey Division (Illinois Natural History Survey, 2009)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2009)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2008)

Catálogo de la colección de aves del Museo Nacional (Museo Nacional, 1895)

Catalogo metodico degli uccelli europei - Bonaparte, Charles-Lucien, 1803 -1857 (J. Marsigli, 1842)

Catalogue de la faune de l'Aube, ou, Liste méthodique des animaux vivants et fossiles, sauvages ou domestiques : qui se rencontrent, soit constamment, soit périodiquement, dans cette partie de la Champagne / par Jules Ray - Ray, Jules. (Bouquot, 1843)

Catalogue des oiseaux d'Europe : pour servir de comple´ment et de supple´ment a l'ornithologie europe´enne de Degland et Gerbe (1867) - Trouessart, E.-L. (Edouard-Louis), 1842 -1927 (P. Klincksieck, L. Lhomme, 1912)

Catalogue des oiseaux des environs de Lyon - Olphe-Galliard, Léon. (Imp. Pitrat aîné, 1891)

Catalogue des oiseaux du Canada - Geological Survey of Canada (Impr. du gouvernement, 1915)

Catalogue des oiseaux du Canada - Macoun, John, 1831 -1920 (Impr. du Gouvernement, 1909)

Catalogue des oiseaux du Canada - Geological Survey of Canada (Imprimerie du gouvernement, 1915)

Catalogue méthodique des oiseaux qui se trouvent en Europe ou qui y sont de passage ... - Siepi, Pierre. (1878)

Catalogue of birds of the Americas and the adjacent islands in Field Museum of Natural History and including all species and subspecies known to occur in North America, Mexico, Central America, South America, the West Indies, and islands of the Caribbean Sea, the Galapagos Archipelago, and other islands which may properly be included on account of their faunal affinities - Field Museum of Natural History. (1948)

Catalogue of British Birds in the Collection of the British Museum - British Museum (Natural History) (1863)

Catalogue of British Columbia birds - British Columbia Provincial Museum. (Printed by R. Wolfenden, 1904)

Catalogue of Canadian birds - Geological Survey of Canada (Printed by S. E. Dawson, 1900)

Catalogue of Canadian birds - Geological Survey of Canada (Government printing bureau, 1909)

Catalogue of Canadian birds - Macoun, John, 1831 -1920 (Canada Dept. of Mines, Geological Survey Branch, 1909)

A catalogue of Canadian birds, By Montague Chamberlain - Chamberlain, Montague, 1844 -1924 (J. & A. McMillan, 1887)

Catalogue of a collection of birds belonging to H.B. Tristram ... - Tristram, H. B. (Henry Baker), 1822 -1906 (Printed at the "Advertiser" Office, 1889)

Catalogue of North American birds, skins and mounted specimens - Ward's Natural Science Establishment, inc. (Ward's Natural Science Establishment)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1894)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1918)

Catalogue of the Birds in the British Museum - British Museum (Natural History). Department of Zoology. [Birds]. (1895)

A catalogue of the birds of Indiana, with keys and descriptions of the groups of greatest interest to the horticulturist - Brayton, Alembert W. (Alembert Winthrop), 1848 -1926 (s.n, 1879)

A catalogue of the birds of Sind, Cutch, Kaʹthiaʹwaʹr, North Gujarat, and Mount Aboo : including every species known to occur in that tract of country up to date ... - Butler, E. A. (Edward Arthur), 1843 -1916 (Printed at the Government Central Press, 1879)

Catalogue of the birds of Suffolk, with an introduction and remarks on their distribution - Babington, Churchill, 1821 -1889 (J. Van Voorst, 1884)

A catalogue of the birds of the vicinity of Cincinnati - Langdon, Frank Warren, 1852 -1933 (The Naturalist's Agency, 1877)

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1902)

A catalogue of the collection of birds formed by the late Hugh Edwin Strickland - Salvin, Osbert, 1835 -1898 (Univ. Press, 1882)

A catalogue of the collection of birds formed by the late Hugh Edwin Strickland ... - Salvin, Osbert, 1835 -1898 (University Press, 1882)

Catalogue of the Edward E. Ayer Ornithological Library - Osgood, Wilfred Hudson, 1875 -1947 (1926)

Catalogue of the fossil birds in the British Museum (Natural History) - Lydekker, Richard, 1849 -1915 (1891)

Catalogue of the specimens and drawings of mammalia and birds of Nepal and Thibet - British Museum (Natural History) (By order of the Trustees, 1846)

Catalogue of vertebrates found in New Jersey. [(A revision of Dr. Abbott's catalogue of 1868) prepared by Julius Nelson] - Abbott, Charles Conrad, 1843 -1919 (John L. Murphy, 1890)

Catalogue raisonne des objets de zoologie - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (1832)

Catalogue raisonné des oiseaux observés dans les Pyrénées françaises et les régions limitrophes, ... suivi de deux tables alphabétiques des espèces et de leurs synonymes en patois de Toulouse - Lacroix, Adrien (Privat, 1873)

Catalogue systématique de la collection de feu J.P. van Wickevoort Crommelin - Wickevoort Crommelin, Jan Pieter van. (Brill, 1894)

Centralblatt für Bakteriologie und Parasitenkunde (G. Fischer, 1891)

The Century dictionary : an encyclopedic lexicon of the English language: prepared under the superintendence of William Dwight Whitney - Whitney, William Dwight, 1827 -1894 (Century Co, 1889)

Die cestoden der Vögel - Fuhrmann, Otto 1871 -1945 (G. Fischer, 1908)

The changing Illinois environment : critical trends : technical report of the Critical Trends Assessment Project - Illinois. Dept. of Energy; Natural Resources. (Ill. Dept. of Energy and Natural Resources, 1994)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1962)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1967)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1981)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1997)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 2004)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 2013)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 2014)

Check-list of birds of the world - Traylor, Melvin A. (Melvin Alvah), 1915 -2008 (Harvard University Press, 1931)

Check-list of birds of the world - Traylor, Melvin A. (Melvin Alvah), 1915 -2008 (Harvard University Press, 1979)

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

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

Check-list of North American birds - American Ornithologists' Union. (1957)

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

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

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

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)

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, printer to the king's most excellent Majesty, 1905)

Checklist of the birds of Belize - Carnegie Museum of Natural History (Carnegie Museum of Natural History, 1986)

Checklist of the birds of Massachusetts - Massachusetts. Division of Fisheries; Wildlife. (Massachusetts Division of Fisheries & Wildlife, 1998)

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)

A classification of Ontario birds - Snyder, L. L. (Lester Lynne), 1894 - (Royal Ontario Museum of Zoology, 1950)

Classification of the collection to illustrate the animal resources of the United States. A list of substances derived from the animal kingdom, with synopsis of the useful and injurious animals and a classification to the methods of capture and utilization - Goode, G. Brown (George Brown), 1851 -1896 (Govt. print. off, 1876)

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, 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)

[A collection of various papers; mostly on birds of Greenland, Denmark and the North Atlantic Ocean, 1892-1902.] - Helms, O. (Otto), 1866 -1942 (1892)

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 & Company, 1912)

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

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

Coloured figures of the eggs of British birds : with descriptive notices - Sharpe, Richard Bowdler, 1847 -1909 (Pawson and Brailsford, 1896)

Coloured illustrations of British birds, and their eggs - Meyer, H. L. (Henry Leonard), 1864 (G.W. Nickisson, 1849)

Coloured illustrations of the eggs of British birds - Hewitson, William C. (William Chapman), 1806 -1878 (J. Van Voorst, 1856)