New York State Museum bulletin - New York State Museum. (University of the State of New York, 1928)

New Zealand journal of science (1882)

New Zealand moths and butterflies (Macro-lepidoptera) - Hudson, G. V. (George Vernon) (West, Newman & co, 1898)

Newman's entomologist (Simpkin, Marshall & Co, 1873)

Newman's entomologist (Simpkin, Marshall & Co, 1874)

Newman's entomologist (Simpkin, Marshall & Co, 1876)

Newsletter - Wisconsin Entomological Society. (Wisconsin Entomological Society, 1997)

Niederländisches Archiv für Zoologie (A.C. Kruseman; Leiden : E.J. Brill; Leipzig : C.F. Winter, 1877)

Nomenclator zoologicus. An alphabetical list of all generic names that have been employed by naturalists for recent and fossil animals from the earliest times to the close of the year 1879 ... - Scudder, Samuel Hubbard, 1837 -1911 (Govt. Print. Off, 1882)

Nomenclator zoologicus : continens nomina systematica generum animalium tam viventium quam fossilium, secundum ordinem alphabeticum disposita, adjectis auctoribus, libris, in quibus reperiuntur, anno editionis, etymologia et familiis, ad quas pertinent, in singulis classibus - Agassiz, Louis, 1807 -1873 (Jent et Gassmann, 1842)

Nomenclator zoologicus, continens nomina systematica generum animalium tam viventium quam fossilium, secundum ordinem alphabeticum disposita, adjectis auctoribus, libris, in quibus reperiuntur, anno editionis, etymologia et familiis, ad quas pertinent, in singulis classibus - Agassiz, Louis, 1807 -1873 (sumtibus Jent et Gassmann, 1842)

Nomenclator zoologicus continens nomina systematica generum animalium tam viventium quam fossilium, secundum ordinem alphabeticum disposita, sub auspiciis et sumptibus C. R. Societatis zoologico-botanicae conscriptus a comite Augusto de Marschall - Marschall, August Friedrich, 1804 -1887 (typis C. Ueberreuter (M. Salzer), 1873)

Nomenclatoris zoologici index universalis : continens nomina systematica classium, ordinum, familiarum et generum animalium omnium ... homonymiis plantarum - Agassiz, Louis, 1807 -1873 (Sumptibus Jent et Gassman, 1848)

A nomenclature of British entomology, ... - Samouelle, George. (1819)

Nomenclature of Hymenoptera - Smith, Frederick, 1805 -1879 (printed by order of the trustees, 1853)

Nomina systematica generum Myriapodum, tam viventium quam fossilium : secundum ordinem alpabeticum disposita, adjectis auctoribus, libris in quibus reperiunter, anno editionis, etymologia et familiis ad quas pertinent - Erichson, W. F. (Wilhelm Ferdinand), 1809 -1848 (s.n, 1840)

Den Norske Nordhavs-expedition, 1876-1878 - Sars, G. O. (Georg Ossian), 1837 -1927 (Grøndahl & søns bogtrykkeri, 1896)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1904)

North American geology and paæontology for the use of amateurs, students, and scientists - Miller, S. A. (Samuel Almond), 1836 -1897 ([Western Methodist Book Concern], 1889)

North American geology and palaeontology for the use of amateurs, students, and scientists - Miller, S. A. (Samuel Almond), 1836 -1897 ([s.n.], 1889)

North American geology and palæontology for the use of amateurs, students, and scientists - Miller, S. A. (Samuel Almond), 1836 -1897 ([Western Methodist book concern], 1889)

North American geology and palæontology for the use of amateurs, students, and scientists - Miller, S. A. (Samuel Almond), 1836 -1897 (Western Methodist Book Concern, 1889)

Northern Territory Naturalist - Northern Territory Field Naturalists' Club (, Northern Territory Field Naturalists' Club, 2013)

Notes, chiefly botanical, of a visit to the Island of Coll - Scott, Thomas, 1840 -1929 (Natural History Society of Glasgow, 1880)

Notes on aquatic microscopic subjects of natural history : selected from the "Microscopic cabinet" : illustrated by 10 coloured engravings, from original drawings made by C.R. Goring - Pritchard, Andrew, 1804 -1882 (Whittaker, 1854)

Notes on comparative anatomy a syllabus of a course of lectures delivered at St. Thomas's Hospital - King's College London. (J. and A. Churchill, 1871)

Notes on natural history : selected from the Microscopic cabinet - Pritchard, Andrew, 1804 -1882 (Whittaker, 1844)

Notes on orthopteran gregarinidae with especial reference to two unnamed species - Kamm, Minnie Watson, 1886 -1954 (1913)

Notes on the embryology of limulus - Kingsley, J. S. (John Sterling), 1854 -1929 (1885)

Notices of the Proceedings at the meetings of the members of the Royal Institution - Royal Institution of Great Britain. (1851)

Notices of the Proceedings at the meetings of the members of the Royal Institution - Royal Institution of Great Britain. (1858)

Nouveau dictionnaire d'histoire naturelle appliquée aux arts : principalement à l'agriculture et à l'économie rurale et domestique - Imprimerie de Crapelet (Paris, France) (Chez Deterville, 1803)

Nouveau dictionnaire d'histoire naturelle appliquée aux arts : principalement à l'agriculture et à l'économie rurale et domestique - Imprimerie de Crapelet (Paris, France) (Chez Deterville, 1804)

Nouveau dictionnaire d'histoire naturelle, appliquée aux arts, à l'agriculture, à l'économie rurale et domestique, à la médecine, etc (Chez Deterville, 1817)

Nouveau dictionnaire d'histoire naturelle, appliquée aux arts, à l'agriculture, à l'économie rurale et domestique, à la médecine, etc (Chez Deterville, 1818)

Nouvelles annales du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Roret, 1833)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1912)

Nouvelles suites à Buffon (Roret, 1847)

Nouvelles suites à Buffon (Roret, 1844)

Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmanni et Filii, 1901)

Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmanni et Filii, 1906)

Nova Caledonia. Forschungen in Neu-Caledonien und auf den Loyalty-Inseln. Recherches scientifiques en Nouvelle-Calédonie et aux iles Loyalty. A. Zoologie - Sarasin, Fritz, 1859 -1942 (C.W. Kreidel, 1926)

Nova Caledonia. Forschungen in Neu-Caledonien und auf den Loyalty-Inseln. Recherches scientifiques en Nouvelle-Calédonie et aux iles Loyalty. A. Zoologie - Sarasin, Fritz, 1859 -1942 (C.W. Kreidel, 1913)

Nova Guinea : résultats de l'expédition scientifique néerlandaise à la Nouvelle-Guinée ... - Beaufort, L. F. de (Lieven Ferdinand), 1879 -1968 (E.J. Brill, 1917)

Novapex : trimestriel de la Société belge de malacologie - Société belge de malacologie. (La Société, 2017)

Nuove relazioni intorno ai lavori - R. Stazione di entomologia agraria in Firenze. (1902)

Nuovi annali delle scienze naturali (1847)

Occasional paper - Entomological Society of British Columbia (The Society, 1994)

Occasional papers of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1921)

Occasional papers of the Natural History Society of Wisconsin - Peckham, Elizabeth G. (Elizabeth Gifford), 1854 -1940 (The Society, 1890)

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 description of the sea and some of its inhabitants - Figuier, Louis, 1819 -1894 (D. Appleton and Co, 1872)

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

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1845)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1869)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1871)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1873)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1875)

The Ohio journal of science - Ohio Academy of Science. (Ohio Academy of Science, 1912)

The Ohio naturalist - Ohio Academy of Science. (Biological Club of the Ohio State University, 1913)

On a new genus of the Crustacea, and the species on which it is established. Read July 8, 1817 - Say, Thomas, 1787 -1834 (Academy of Natural Sciences of Philadelphia, 1817)

On animal and vegetable parasites of the human body a manual of their natural history, diagnosis, and treatment - Lankester, Edwin, 1814 -1874 (Printed for the Sydenham Society, 1857)

On animal and vegetable parasites of the human body, a manual of their natural history, diagnosis, and treatment - Küchenmeister, Friedrich, 1821 -1890 (Printed for the Sydenham Society, 1857)

On the Carboniferous xiphosurous fauna of North America - National Academy of Sciences (U.S.) (G.P.O, 1885)

On the Central and East Asian milliped family Diplomaragnidae (Diplopoda, Choredeumatida, Diplomaragnoidea) - Shear, William A. (American Museum of Natural History, 1990)

On the Chilopoda of North America, with a catalogue of all the specimens in the collection of the Smithsonian Institution - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1862)

On the Coleoptera known to occur in Indiana - Blatchley, W. S. (Willis Stanley), 1859 -1940 (W.B. Burford, contractor for state printing, 1910)

On the compound vision and the morphology of the eye in insects - Lowne, B. T. (Benjamin Thompson), 1839 -1925 (Printed for the Linnean Society by Taylor and Francis, 1884)

On the first African spiders of the subfamily Molycriinae (Araneae, Prodidomidae) - Platnick, Norman I. (American Museum of Natural History, 2007)

On the history and natural arrangement of insects - Shuckard, William Edward, 1802 -1868 (Printed for Longman, Brown, Green & Longman's Paternoster Row, 1840)

On the history and natural arrangement of insects - Shuckard, William Edward, 1802 -1868 (Printed for Longman, Orme, Brown, Green, & Longmans [etc.], 1840)

On the impregnation of the ovum in the Amphibia ... (First series ... second series, rev.) And on the direct agency of the spermatozoon - Newport, George, 1803 -1854 (1851)

On Turritopsis nutricula (McCrady) - Brooks, William Keith, 1848 -1908 (1907)

One hundred lessons in elementary agriculture : a manual and text of elementary agriculture for rural schools - Nolan, Aretas W. (Aretas Wilbur), 1874 -1959 (Acme Pub. Co, 1908)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1889)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1895)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1898)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1900)

The open book of nature : an introduction to nature study - Hall, Charles A. (Charles Albert), 1872 -1965 (Adam and Charles Black, 1911)

Opinions and declarations rendered by the International Commission on Zoological Nomenclature - International Commission on Zoological Nomenclature (Printed by order of the International Trust for Zoological Nomenclature, 1956)

Opinions and declarations rendered by the International Commission on Zoological Nomenclature - International Commission on Zoological Nomenclature (Printed by order of the International Trust for Zoological Nomenclature, 1954)

Opuscula zoologica - Zoologische Staatssammlung München. (Zoologische Staatssammlung, 1960)

Opuscula zoologica - Zoologische Staatssammlung München. (Zoologische Staatssammlung, 1962)

The orders, sub-orders and genera of insects - Couper, William, 1886 (s.n, 1864)

Organic evolution considered - Fairhurst, Alfred, 1843 -1921 (Christian publishing, 1897)

The origin and evolution of life : on the theory of action, reaction and interaction of energy - Osborn, Henry Fairfield, 1857 -1935 (Scribner's, 1918)

The origin and evolution of life, on the theory of action, reaction and interaction of energy - Osborn, Henry Fairfield, 1857 -1935 (C. Scribner's Sons, 1917)

The origin of man - Headstrom, Richard, 1902 -1985 (Princeton University Press], 1921)

The origin of vertebrates - Gaskell, Walter Holbrook, 1847 -1914 (Longmans, Green, 1908)

The origin of vertebrates - Gaskell, Walter Holbrook, 1847 -1914 (Longmans, Green, and co, 1908)