Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. 6e série Seconde partie Sciences naturelles - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) ([Académie impériale des sciences de St.-Pétersbourg], 1855)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg 7e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (L'Académie, 1866)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg 7e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (L'Académie, 1870)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg 7e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (L'Académie, 1874)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg 7e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (L'Académie, 1881)

Mémoires du Muséum national d'histoire naturelle Série A Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1982)

Mémoires présentés à l'Académie impériale des Sciences de St. Petersbourg par divers Savans et dans ses assemblées - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (1855)

Memorias de la Sociedad Cubana de Historia Natural "Felipe Poey." - Museo Poey. (La Sociedad, 1916)

Memórias do Instituto Butantan - Instituto Butantan (O Instituto, 1930)

Memórias do Instituto Butantan - Instituto Butantan (O Instituto, 1937)

Memórias do Instituto Butantan - Instituto Butantan (O Instituto, 1938)

Memórias do Instituto Butantan - Instituto Butantan (O Instituto, 1957)

Memórias do Instituto Butantan - Instituto Butantan (O Instituto, 1959)

Memorias sobre la historia natural de la isla de Cuba, acompañadas de sumarios latinos y extractos en frances - Poey, Felipe, 1799 -1891 (Impr. de Barcina, 1851)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1903)

Menschenaffen (Anthropomorphae) : Studien über Entwickelung und Schädelbau - Selenka, Emil, 1842 -1902 (C.W. Kreidel, 1913)

Meyers Konversations-Lexikon : eine Encyklopädie des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (Verlag des Bibliographischen Instituts, 1890)

Mission du Service Geographique de l'Armée pour la mesure d'un arc de méridien équatorial en Amérique du Sud sous le contrôle scientifique de l'Académie des Sciences, 1899-1906 - France. (Gauthier-Villars, Imprimeur Libraire du Bureau des Longitudes, de l'Ecole Polytechnique, 1910)

Monografía de los mamíferos de Yucatán - Gaumer, George F, 1851 -1929 (Departamento de talleres gráficos de la Secretaría de fomento, 1917)

A monograph on the structure and development of the shoulder-girdle and sternum on the Vertebrata - Parker, William Kitchen William Kitchen Parker 1823 -1890 (R. Hardwicke, 1868)

Monographie der Nematoden - Schneider, Anton, 1831 -1890 (G. Reimer, 1866)

Monographs of North American Rodentia - Coues, Elliott, 1842 -1899 (Govt. print. off, 1877)

Morphologisches Jahrbuch (Wilhelm Engelmann, 1876)

Musée Vrolik. Catalogue de la collection d'anatomie humaine, comparée et pathologique de M.M. Ger. et W. Vrolik ... - Vrolik, W. (Willem), 1801 -1863 (Impr. de W. J. de Roever Kröber, 1865)

The museum of natural history; being a popular account of the structure, habits, and classification of the various departments of the animal kingdom: quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (J. S. Virtue, 1877)

The museum of natural history, with introductory essay on the natural history of the primeval world : being a popular account of the structure, habits, and classification of the various departments of the animal kingdom: quadruped, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - White, Adam, 1817 -1879 (Mackenzie, 1859)

The museum of natural history, with introductory essay on the natural history of the primeval world : being a popular account of the structure, habits, and classification of the various departments of the animal kingdom, quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - White, Adam, 1817 -1879 (William MacKenzie, 1869)

Museum Senckenbergianum : Abhandlungen aus dem Gebiete der beschreibenden Naturgeschichte - Senckenbergische Naturforschende Gesellschaft. (J.D. Sauerländer, 1845)

Narrative of the surveying voyages of His Majesty's ships Adventure and Beagle between the years 1826 and 1836 : describing their examination of the southern shores of South America and the Beagle's circumnavigation of the globe : in three volumes - Darwin, Charles, 1809 -1882 (Henry Colburn, 1839)

Narrative of the surveying voyages of His Majesty's Ships Adventure and Beagle between the years 1826 and 1836, describing their examination of the southern shores of South America, and the Beagle's circumnavigation of the globe - Darwin, Charles, 1809 -1882 (Henry Colburn, 1839)

Narrative of the surveying voyages of His Majesty's ships Adventure and Beagle, between the years 1826 and 1836, describing their examination of the southern shores of South America, and the Beagle's circumnavigation of the globe - Darwin, Charles, 1809 -1882 (H. Colburn, 1839)

A narrative of travels on the Amazon and Rio Negro : with an account of the native tribes, and observations of the climate, geology, and natural history of the Amazon Valley - Wallace, Alfred Russel, 1823 -1913 (Ward, Lock, 1889)

National Museum, Victoria, Register Zoological Collection - Museums Victoria (National Museum of Victoria, 1933)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1909)

Natural history - Bernard, Henry Meyners, 1853 -1909 (D. Appleton and company, 1897)

Natural history - Wood, J. G. (John George), 1827 -1889 (G. Routledge, 1891)

Natural history - Wood, J. G. (John George), 1827 -1889 (G. Routledge, 1896)

Natural history - American Museum of Natural History (American Museum of Natural History, 1919)

Natural history - Lydekker, Richard, 1849 -1915 (Hutchinson, 1897)

Natural history : a manual of zoology for schools, colleges, and the general reader - Tenney, Sanborn, 1827 -1877 (Charles Scribner & Co, 1865)

Natural history. A manual of zoölogy for schools, colleges, and the general reader - Tenney, Sanborn, 1827 -1877 (Scribner, Armstrong & co, 1872)

Natural history. A manual of zoölogy for schools, colleges, and the general reader - Tenney, Sanborn, 1827 -1877 (Scribner & co, 1867)

The natural history of animals : (class Mammalia–animals which suckle their young) in word and picture - Vogt, Karl Christoph, 1817 -1895 (Blackie & son, ltd, 1887)

The natural history of animals : (class Mammalia–animals which suckle their young), in word and picture - Vogt, Karl Christoph, 1817 -1895 (Blackie & Son, 1889)

The natural history of animals (class Mammalia-animals which suckle their young), in word and picture - Vogt, Karl Christoph, 1817 -1895 (Blackie, 1889)

A natural history of the animal kingdom being a systematic and popular description of the habits, structure, and classification of animals, from the lowest to the highest forms. Arranged according to their organisation - Gray, John Edward, 1800 -1875 (Charles Griffin and company, 1860)

La naturaleza; periódico científico del Museo Nacional de Historia Natural y de la Sociedad Mexicana de Historia Natural - Sociedad Mexicana de Historia Natural. (Impr. de I. Escalante, 1885)

La naturaleza; periódico científico del Museo Nacional de Historia Natural y de la Sociedad Mexicana de Historia Natural - Sociedad Mexicana de Historia Natural. (Impr. de I. Escalante, 1891)

The naturalist of the sea-shore; the life of Philip Henry Gosse - Gosse, Edmund, 1849 -1928 (Heinemann, 1896)

The naturalist of the sea-shore; the life of Philip Henry Gosse - Vines, Sydney Howard, 1849 -1934 (W. Heinemann, 1896)

The naturalist on the Amazons : a record of adventures, habits of animals, sketches of Brazilian and Indian life, and aspects of nature under the equator during eleven years of travel / by Henry Walter Bates - Bates, Henry Walter, 1825 -1892 (G. Routledge, 1905)

The naturalist on the River Amazons. A record of adventures, habits of animals, sketches of Brazilian and Indian life, and aspects of nature under the equator, during eleven years of travel - Bates, Henry Walter, 1825 -1892 (J. Murray, 1892)

The naturalist on the river Amazons. A record of adventures, habits of animals, sketches of Brazilian and Indian life, and aspects of nature under the Equator, during eleven years of travel. With a memoir of the author - Bates, Henry Walter, 1825 -1892 (J. Murray, 1892)

Naturalist's guide to the Americas - Ecological Society of America. Committee on the Preservation of Natural Conditions. (Williams & Wilkins, 1926)

The naturalist's library : containing scientific and popular descriptions of man, quadrupeds, birds, fishes, reptiles and insects - Gould, Augustus A. (Augustus Addison), 1805 -1866 (Phillips, Sampson, and Company, 1852)

The naturalist's library : containing scientific and popular descriptions of man, quadrupeds, birds, fishes, reptiles and insects - Gould, Augustus A. (Augustus Addison), 1805 -1866 (Phillips, Sampson, and Company, 1854)

The naturalist's library; containing scientific and popular descriptions of man, quadrupeds, birds, fishes, reptiles and insects - Gould, Augustus A. (Augustus Addison), 1805 -1866 (Phillips, Sampson, and company, 1851)

Le Naturaliste canadien - Provancher, L. (Léon), 1820 -1892 (Éditions, l'Ardoise [etc.], 1889)

Le Naturaliste canadien - Provancher, L. (Léon), 1820 -1892 (Éditions, l'Ardoise [etc.], 1890)

Le Naturaliste : journal des échanges et des nouvelles - Deyrolle, Émile, 1838 -1917 (Bureaux à Paris, 1882)

Le Naturaliste : journal des échanges et des nouvelles - Deyrolle, Émile, 1838 -1917 (Bureaux à Paris, 1907)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1871)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1875)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1881)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1887)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1892)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1899)

Naturgeschichte der Saeugethiere von Paraguay - Rengger, Johann Rudolph. (Schweighauser, 1830)

Die Naturgeschichte des Thierreichs - Giebel, C. (Christoph), 1820 -1881 (Wigand, 1859)

Naturgeschichte des Thierreichs : für höhere Schulen - Gistel, Johannes, 1809 - (Scheitlin & Krais, 1851)

Naturgeschichte und Abbildungen der Menschen und der Säugethiere - Schinz, H. R. (Heinrich Rudolf), 1777 -1861 (Herausgegeben in der Lithographischen Anstalt v. J. Honegger, 1834)

Naturhistorisk tidsskrift - Schiødte, J. C. (Jørgen Matthias Christian), 1815 -1884 (C.A. Reitzel, 1840)

Naturhistorisk tidsskrift - Schiødte, J. C. (Jørgen Matthias Christian), 1815 -1884 (C.A. Reitzel, 1842)

Natürliches System der Amphibien : mit vorangehender Classification der Säugethiere und Vögel : ein Beitrag zur vergleichenden Zoologie - Wagler, Johann Georg, 1800 -1832 (In der J.G. Cotta'scchen Buchhandlung, 1830, 1830)

Natürliches System der Amphibien mit vorangehender Classification der Säugethiere und Vögel : ein Beitrag zur vergleichenden Zoologie - Wagler, Johann Georg, 1800 -1832 (In der J. G. Cotta'schen Buchhandlung, 1830)

Nederlandsch Tijdschrift voor de Dierkunde - Schlegel, H. (Hermann), 1804 -1884 (1884)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1840)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1833)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1845)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1882)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1912)

New mammals from Brazil and Peru - Osgood, Wilfred Hudson, 1875 -1947 (1913)

The new natural history - Lydekker, Richard, 1849 -1915 (Merrill, 1901)

A new poison frog from Amazonian Brazil : with further revision of the quinquevittatus group of Dendrobates - Myers, Charles W. (American Museum of Natural History, 1990)

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)

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)

Nomina conservanda - Gesellschaft Naturforschender Freunde zu Berlin. (Gesellschaft naturforschender Freunde zu Berlin, 1915)

The non-volant mammals of the Reserva Nacional Allpahuayo-Mishana, Loreto, Peru - Velazco, Paúl M. (Museum of Texas Tech University, 2012)

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)