Conchylia dithyra insularum Britannicarum = The bivalve shells of the British islands : systematically arranged - Turton, William, 1762 -1835 (T. Fischer, 1848)

Conchylia insularum Britannicarum. The shells of the British islands - Turton, William, 1762 -1835 (M.A. Nattali; [etc., etc, 1822)

Die conchylien des Mainzer Tertiärbeckens / von C. L. Fridolin Sandberger - Sandberger, Fridolin, 1826 -1898 (Kriedel und Niedner, 1863)

Die Conchylien des Mittelymeeres, ihre geographische und geologische Verbreitung - Weinkauff, Heinrich Conrad, 1817 -1886 (T. Fischer, 1867)

Die Conchylien im Cabinette des Herrn Erbprinzen von Schwarzburg-Rudolstadt : mit zwölf Kupfern - Kämmerer, Christoph Ludwig (auf Kosten des Verfassers, mit Bergmannschen Schriften, 1786)

Die Conchylien in dem Naturalkabinet seiner hochfürstlichen Gnaden des Herrn Fürsten und Bischofs von Konstanz : in der hochfürstlichen Residenzstadt Mörsburg : nach Martini und Chemniz systematisch eingetheilt - Abel, Johann C. A. M. (Gedruckt durch Kaspar Graf Factor, 1787)

Conchylienbuch, oder, Allgemeine und besondere Naturgeschichte der Muscheln und Schnecken : nebst der Anweisung sie zu sammeln, zuzubereiten und aufzubewahren - Berge, Fr. (Friedrich), 1811 -1883 (Verlag von Krais & Hoffmann, 1855)

Conchyliologie minéralogique de la Grande Bretagne - Agassiz, Louis, 1807 -1873 (Jent & Gassmann, 1845)

La conchyliologie, ou, Histoire naturelle des coquilles de mer, d'eau douce, terrestres et fossiles : avec un traité de la zoomorphose, ou, représentation des animaux qui les habitent, ouvrage dans lequel on trouve une nouvelle méthode de les diviser - Dezallier d'Argenville, A.-J. (Antoine-Joseph), 1680 -1765 (Chez Guillaume de Bure fils aìne, libraire, 1780)

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

Congrès international d'entomologie : [proceedings] (Hayez, 1910)

Congrès Scientifiques de France (1839)

Congrès Scientifiques de France (1841)

Conradi Gesneri medici Tigurini Historiae animalium liber primus de quadrupedibus viuiparis : opus philosophis, medicis, grammaticis, philologis, poëtis, & omnibus rerum linguarumq́ue variarum studiosis, vtilissimum simul iucundissimumq́ue futurum - Gessner, Conrad, 1516 -1565 (In Bibliopolio Cambieriano, 1586)

Conradi Gesneri medici Tigurini Historiae animalium liber primus de quadrupedibus viuiparis : opus philosophis, medicis, grammaticis, philologis, poëtis, & omnibus rerum linguarumq́ue variarum studiosis, vtilissimum simul iucundissimumq́ue futurum - Gessner, Conrad, 1516 -1565 (In Bibliopolio Cambieriano, 1604)

Conradi Gesneri medici Tigurini Historiæ animalivm liber IV. : Qui est de piscium & aquatilium animantium natura. : Cum iconibus singulorum ad viuum expressis ferè omnibus DCCXII ... Continentur in hoc volumine, Gulielmi Rondeletii quoque, Medicinae Professoris Regij in Schola Monspeliensi, & Petri Bellonii Cenomani, medici hoc tempore Lutetiae eximij, de aquatlium singulis scripta. Paralipomena quaedam ad finem adiecta sunt - Gessner, Conrad, 1516 -1565 (In bibliopolio Andreae Cambieri, 1604)

The Conservation Atlas of Tropical Forests: the Americas (1996)

Conspectus florae europaeae :seu Enumeratio methodica plantarum phanerogamarum Europae indigenarum, indicatio distributionis geographicae singularum etc - Nyman, Carl Fredrik, 1820 -1893 (typis officinae Bohlinianae, 1878)

Conspectus florae Graecae - Halácsy, Eugen v., 1842 -1913 (Sumptibus Guilelmi Engelmann, 1904)

Contribucion a la fauna malacologica cubana - Arango Y Molina, Rafael, 1893 - (Imp. de G. Montiel y comp, 1878)

Contribution à l'étude de la flore du Katanga - Wildeman, E. de (Emile), 1866 -1947 (D. Reynaert, 1921)

Contribution à la faune malacologique de Cameroun - Dautzenberg, Ph. (Philippe), 1849 -1935 (M. Hayez, 1921)

Contribution à la faune malacologique de l'Afrique occidentale - Société Linnéenne de Bordeaux. (Y. Cadoret, 1910)

Contribution a l'étude des lamellibranches - Pelseneer, Paul, 1863 -1945 (Vaillant-Carmanne, 1891)

Contributions à l'étude de la faune jurassique de Normandie - Bigot, A. (Alexandre), 1863 -1953 (Lanier, 1895)

Contributions à la faune malacologique de l'Afrique Equatoriale... 1.sér.,[no.]1-72 - Germain, Louis, 1878 -1942 (Imprimerie nationale, 1906)

Contributions à la faune malacologique de l'Afrique Equatoriale... 1.sér.,[no.]1-72 - Germain, Louis, 1878 -1942 (Imprimerie nationale, 1908)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1939)

Contributions from the Hull Botanical Laboratory - Hull Botanical Laboratory. (University of Chicago Press, 1919)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1899)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1904)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1890)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1909)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1920)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1968)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2008)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1963)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1964)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1965)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1966)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1969)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1970)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1976)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1987)

Contributions to a biological survey of Santa Monica Bay, California - Los Angeles (Calif.). Dept. of Geology. (1956)

Contributions to biology from the Hopkins Seaside Laboratory of the Leland Stanford Jr. University - Hopkins Seaside Laboratory. (The University, 1903)

Contributions to geology and plant physiology - Johns Hopkins University. (The Johns Hopkins Press, 1917)

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

Contributions to the Tertiary fauna of Florida, with especial reference to the Miocene silex-beds of Tampa and the Pliocene beds of the Calooshatchie River - Dall, William Healey, 1845 -1927 (1903)

Contributions towards a fauna and flora of the county of Cork, read at the meeting of the British association held at Cork in the year 1843 - Cuvierian Society of Cork. (J. Van Voorst, 1845)

Contribuzione pella fauna dei molluschi dalmati - Zoologisch-Botanische Gesellschaft in Wien. (A. spese dell'I. R. Società zoologico-botanica, 1866)

Conversations on nature and art (Lea & Blanchard, 1839)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1959)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1960)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1962)