North American cestodes of the order Pseudophyllidea parasitic in marine and fresh water fishes - Cooper, Arthur Reuben, 1888 - (1917)

North American parasitic copepods belonging to the family Caligidae - United States National Museum (Govt. Print. Off, 1905)

The North Queensland Naturalist : the journal and magazine of the North Queensland Naturalist Club - North Queensland Naturalists' Club. (The Club, 1965)

Northern fishes : with special reference to the Upper Mississippi Valley - Surber, Thaddeus, 1871 -1949 (University of Minnesota Press, 1947)

Note overo memorie del museo del conte Lodovico Moscardo : nobile veronese uno de padri nell'Accademia filarmonica, dal medesimo descritte in trè libri : nel primo si discorre delle cose antiche, che in dette museo si ritrouano : nel secondo delle pietre, minerali, e terre : nel terzo de corali, conchiglie, animali, frutti, & altre cose in quello contenute ... : con l'aggiunta in questa seconda impressione della seconda parte delle stesso autore, accresciuta di cose spettanti particolarmente all'antichità : con l'indice d'vna gran parte delle sue medaglie, & pitture, come anco delli ritratti de prencipi, & altri illustri huomini, così in arme, come in lettere - Moscardo, Lodovico. (Per Andrea Rossi, 1672)

Notes about some in Finland found species of non-parasitical worms : (Turbellaria, Discophora, et Oligochaeta fennica) / by Axel R. Spoof - Spoof, Axel R[einhold], 1845 - (Printed for the author, 1889)

Notes and Queries : a Medium of Intercommunication for Literary Men, etc (1853)

Notes and Queries : a Medium of Intercommunication for Literary Men, etc (1858)

Notes of a naturalist in South America - Ball, John, 1818 -1889 (Kegan Paul, 1887)

Notes of a naturalist in South America - Ball, John, 1818 -1889 (K. Paul, Trench & co, 1887)

Notes on the natural history of the Strait of Magellan and west coast of Patagonia made during the voyage of H.M.S. Nassau in the years 1866, 67, 68, & 69 - Cunningham, Robert Oliver, 1841 -1918 (Edmonston and Douglas, 1871)

Notice of a collection of fishes from the southern bend of the Tennessee River, Alabama - Agassiz, Louis, 1807 -1873 (B.L. Hamlen, 1854)

Notizen aus dem Gebiete der Natur- und Heilkunde (G.H.S. pr. Landes-Industrie-Comptoir, 1826)

Notizie naturali e chimico-agronomiche sulla provincia di Pavia (Tipografia in ditta eredi Bizzoni, 1864)

Nouveaux mémoires de l'Académie royale des sciences et belles-lettres de Bruxelles - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1838)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1900)

Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmanni et Filii, 1878)

Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmanni et Filii, 1891)

Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmanni et Filii, 1900)

Nova acta Academiae scientiarum imperialis petropolitanae - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Typis Academiae Scientiarum, 1799)

Nova plantarvm genera ivxta Tovrnefortii methodvm disposita quibus plantae MDCCCC recensentur, scilicet fere MCCCC nondum observatæ, reliquæ suis sedibus restitutæ; quarum vero figuram exhibere visum fuit, eæ ad DL æneis tabulis CVIII. graphice expressæ sunt; adnotationibus, atque observationibus, præcipue fungorum, mucorum, affiniumque plantarum sationem, ortum, & incrementum spectantibus, interdum adiectis ... - Micheli, Pier Antonio, 1679 -1737 (typis B. Paperinii, 1729)

Novi commentarii Academiae Scientiarum Imperialis Petropolitanae - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Typis Academiae Scientarum, 1771)

Novi commentarii Academiae Scientiarum Imperialis Petropolitanae - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Typis Academiae Scientarum, 1774)

Novi Commentarii Academiae Scientiarum Instituti Bononiensis - R. Accademia delle scienze dell'Istituto di Bologna. (1842)

Novorum actorum Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (Friedrich Frommann, 1863)

Nuevos elementos de historia natural : conteniendo la zoologia, la botanica, la mineralogia y la geologia ... - Rodrigo, José. (Imprenta de Verges, 1837)

Nuovi annali delle scienze naturali (1848)

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1884)

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1893)

Obras completas y correspondencia científica - Ameghino, Florentino, 1853 -1911 (Taller de Impresiones Oficiales, 1921)

Observations in natural history : with an introduction on habits of observing, as connected with the study of that science ; also a calendar of periodic phenomena in natural history ; with remarks on the importance of such registers - Jenyns, Leonard, 1800 -1893 (John van Voorst, 1846)

Observations on fish scales - Cockerell, Theodore D. A. (Theodore Dru Alison), 1866 -1948 (Govt. print. off, 1913)

Occasional papers of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1904)

The ocean world: being a description of the sea and its living inhabitants - Figuier, Louis, 1819 -1894 (Cassell, Petter and Galpin, 1869)

The ocean world: being a description of the sea and some of its inhabitants - Figuier, Louis, 1819 -1894 (Cassell, 1872)

The ocean world : being a descriptive history of the sea and its living inhabitants - Figuier, Louis, 1819 -1894 (Chapman and Hall, 1868)

The ocean world: being a descriptive history of the sea and its living inhabitants - Figuier, Louis, 1819 -1894 (Chapman & Hall, 1868)

The ocean world: being a descriptive history of the sea and its living inhabitants - Figuier, Louis, 1819 -1894 (D. Appleton & co, 1868)

The ocean world : being a description of the sea and some of its inhabitants - Figuier, Louis, 1819 -1894 (D. Appleton, 1872)

Oceanic birds of South America : a study of species of the related coasts and seas, including the American quadrant of Antarctica, based upon the Brewster-Sanford collection in the American Museum of Natural History - Jaques, Francis Lee, 1887 -1969 (Macmillan Co, 1936)

Oceanic ichthyology : a treatise on the deep-sea and pelagic fishes of the world, based chiefly upon the collections made by the steamers "Blake," "Albatross," and "Fishhawk" in the northwestern Atlantic, with an atlas containing 417 figures / by George Brown Goode and Tarleton H. Bean. Pub. in connection with the National Museum and the Smithsonian institution - Smithsonian Institution (Printed for the Museum, 1896)

Odontography : or a treatise on the comparative anatomy of the teeth, their physiological relations, mode of development and microscopic structure, in the vertebrate animals - Owen, Richard, 1804 -1892 (Hippolyte Bailliere, 1840)

Odontography; or, A treatise on the comparative anatomy of the teeth; their physiological relations, mode of development, and microscopic structure, in the vertebrate animals - Owen, Richard, 1804 -1892 (H. Baillière, 1840)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1916)

Oeuvres du comte de Lacépède : comprenant l'histoire naturelle des quadrupèdes ovipares, des serpents, des poissons et des cétacés; accompanées du portrait de l'auteur et d'environ 400 figures, exécutés pour cette édition par les meilleurs artistes - Cuvier, Georges, baron, 1769 -1832 (Chez F.D. Pillot, 1831)

Oeuvres du comte de Lacépède : comprenant l'histoire naturelle des quadrupèdes ovipares, des serpents, des poissons et des cétacés; accompanées du portrait de l'auteur et d'environ 400 figures, exécutés pour cette édition par les meilleurs artistes - Cuvier, Georges, baron, 1769 -1832 (Chez F.D. Pillot, 1832)

Official catalogue of exhibitors. Universal exposition. St. Louis, U.S.A. 1904. : Division of exhibits. Department A. Education [to H. Agriculture; J. Horticulture to P. Physical Culture; R. Livestock.] (For the Committee on press and publicity by the official catalogue company inc, 1904)

Öfversigt af Finska vetenskaps-societetens förhandlingar - Suomen Tiedeseura (s.n.], 1838)

Öfversigt af Finska vetenskaps-societetens förhandlingar - Suomen Tiedeseura (s.n.], 1863)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1854)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1872)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1876)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1896)

The Ohio naturalist - Ohio Academy of Science. (Biological Club of the Ohio State University, 1904)

Okens Lehrbuch der Naturgeschichte - Oken, Lorenz, 1779 -1851 (Bei Carl Heinrich Reclam, 1815)

Okens Lehrbuch der Naturgeschichte - Oken, Lorenz, 1779 -1851 (Bei Carl Heinrich Reclam, 1816)

Die Oligochäten der deutschen Tiefsee-Expedition : nebst Erörterung der Terricolenfauna oceanischer Inseln, insbesondere der Inseln des subantarktischen Meeres - Michaelsen, W. (Wilhelm), 1860 -1937 (G. Fischer, 1902)

Gli oligocheti della regione neotropicale : memoria - Cognetti de Martiis, Luigi, 1930 (C. Clausen, 1905)

On the anatomy of vertebrates - Owen, Richard, 1804 -1892 (Longmans, Green, 1866)

On the anatomy of vertebrates ... - Owen, Richard, 1804 -1892 (Longmans, Green and Co, 1866)

On the young stages of some osseous fishes. I-III ... - Agassiz, Alexander, 1835 -1910 (1882)

Ontogeny and systematics of fishes : based on an international symposium dedicated to the memory of Elbert Halvor Ahlstrom - United States. National Marine Fisheries Service. (American Society of Ichthyologists and Herpetologists, 1984)

Orchard and farm (Calkins Newspaper Syndicate, 1898)

Orchard and farm (Calkins Newspaper Syndicate, 1922)

Organization and sessional business of the Fourth International fishery congress, Washington ... 1908. From Bulletin of the Bureau of fisheries, volume XXVIII, 1908 (Govt. print. off, 1910)

Ornithological gazetteer of Chile - Paynter, Raymond A. Jr. (Bird Dept., Museum of Comparative Zoology, Harvard University, 1988)

Ein ornithologischer Ausflug nach den Seen Saissan-nor und Marka-kul (in West-Sibirien) im Jahre 1909 - Poljakov, G. I. (1912)

The ornithology of Illinois - Ridgway, Robert, 1850 -1929 (H. W. Rokker, printer, 1889)

Die Otolithen der Fische in Bezug auf ihre Bedeutung für Systematik und Altersbestimmung - Fryd, Carlos, 1876 - (Chr. Adolff, 1901)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1890)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1902)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1903)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1907)

The ouananiche and its Canadian environment - Chambers, E. T. D. (Edward Thomas Davies), 1852 -1931 (Harper & brothers, 1896)

The ouananiche and its Canadian environment - Chambers, E. T. D. (Edward Thomas Davies), 1852 -1931 (Harper & Brothers, 1896)

Our country's fishes and how to know them : a guide to all the fishes of Great Britain - Gordon, W. J. (Simpkin, Hamilton, Kent & Co, 1902)