Natuurkundig tijdschrift voor Nederlandsch Indië - Koninklijke Natuurkundige Vereeniging in Nederlandsch Indië. (Lange, 1920)

Nel Darien e nell' Ecuador : risultati zoologici - Festa, Enrico, 1868 -1939 (s.n, 1906)

The neotropical fish subfamily Cynodontinae (Teleostei, Ostariophysi, Characiformes) : a phylogenetic study and revision of Cynodon and Rhaphiodon - Toledo-Piza, Monica (American Museum of Natural History, 2000)

Neptunia : rivista mensile per gli studi di scienza pura ed applicata sul mare e suoi organismi ([s.n.], 1891)

Neptunia : rivista mensile per gli studi di scienza pura ed applicata sul mare e suoi organismi ([s.n.], 1899)

Neptunia : rivista mensile per gli studi di scienza pura ed applicata sul mare e suoi organismi ([s.n.], 1901)

Neudammer Försterlehrbuch; ein Leitfaden für Unterrich und Praxis sowie ein Handbuch für den Privatwaldbesitzer. Bearb. von A. Schwappach [et al.] - Schwappach, Adam Friedrich, 1851 -1932 (J. Neumann, 1908)

Neue Fische und Reptilien aus der Böhmischen Kreideformation - Frič, Antonín, 1832 -1913 (1905)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1849)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1851)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1858)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1859)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1880)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1888)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1891)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1897)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1898)

New and noteworthy Venezuelan glanapterygine catfishes (Siluriformes, Trichomycteridae), with discussion of their biogeography and psammophily - Pinna, Mário C. C. de (American Museum of Natural History, 2005)

New cascudinhos from southern Brazil : systematics, endemism, and relationships (Siluriformes, Loricariidae, Hypoptopomatinae) - Reis, Roberto E (American Museum of Natural History, 1998)

New civic biology : presented in problems - Hunter, George W. (George William), 1873 -1948 (American book Co, 1926)

A new clupeomorph fish from the Santana Formation (Albian) of NE Brazil - Maisey, John G. (American Museum of Natural History, 1993)

A new genus of microteiid lizard from the Caparaó Mountains, southeastern Brazil, with a discussion of relationships among Gymnophthalminae (Squamata) - Pavan, Dante (American Museum of Natural History, 2009)

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

A new sarcoglanidine catfish, phylogeny of its subfamily, and an appraisal of the phyletic status of the Trichomycterinae (Teleostei, Trichomycteridae) - Pinna, Mário C. C. de (American Museum of Natural History, 1989)

A new small barb (Cyprininae, Smiliogastrini) from the Louesse, Lekoumou (upper Niari Basin), and Djoulou (upper Ogowe Basin) rivers in the Republic of Congo, west-central Africa - Stiassny, Melanie L. J. (American Museum of Natural History, 2018)

A new small barb (Cyprininae, Smiliogastrini) from the N'sele and Mayi Ndombe rivers in the lower reaches of the middle Congo basin (Democratic Republic of Congo, Central Africa) - Stiassny, Melanie L. J. (American Museum of Natural History, 2016)

A new species of air-breathing catfish (Clariidae: Clarias) from Salonga National Park, Democratic Republic of the Congo - Stiassny, Melanie L. J. (American Museum of Natural History, 2022)

A new species of Cyphocharax Fowler (Teleostei: Curimatidae) from the Rio Xingu, Brazil - Netto-Ferreira, André Luiz (American Museum of Natural History, 2024)

A new species of Didogobius (Perciformes, Gobiidae) from the Canary Islands - Van Tassell, James L. (American Museum of Natural History, 1988)

... New species of North American Coleoptera - LeConte, John L. (John Lawrence), 1825 -1883 (Smithsonian institution, 1863)

A new species of Trichogenes (Siluriformes, Trichomycteridae), with a discussion on the homologies of the anterior orbital bones in trichomycterids and other loricarioids - Pinna, Mário C. C. de (American Museum of Natural History, 2020)

Niederländisches Archiv für Zoologie (A.C. Kruseman; Leiden : E.J. Brill; Leipzig : C.F. Winter, 1871)

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

Niederländisches Archiv für Zoologie (A.C. Kruseman; Leiden : E.J. Brill; Leipzig : C.F. Winter, 1879)

NOAA technical report NMFS CIRC - United States. National Marine Fisheries Service. (U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service, 1977)

NOAA technical report NMFS CIRC - United States. National Marine Fisheries Service. (U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service, 1980)

NOAA technical report NMFS CIRC - United States. National Marine Fisheries Service. (U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service, 1981)

NOAA technical report NMFS SSRF - United States. National Marine Fisheries Service. (National Marine Fisheries Service, 1971)

NOAA technical report NMFS SSRF - United States. National Marine Fisheries Service. (National Marine Fisheries Service, 1972)

NOAA technical report NMFS SSRF - United States. National Marine Fisheries Service. (National Marine Fisheries Service, 1974)

NOAA technical report NMFS SSRF - United States. National Marine Fisheries Service. (National Marine Fisheries Service, 1975)

NOAA technical report NMFS SSRF - United States. National Marine Fisheries Service. (National Marine Fisheries Service, 1977)

NOAA technical report NMFS SSRF - United States. National Marine Fisheries Service. (National Marine Fisheries Service, 1981)

NOAA technical report NMFS SSRF - United States. National Marine Fisheries Service. (National Marine Fisheries Service, 1983)

NOAA technical report NMFS SSRF - United States. National Marine Fisheries Service. (National Marine Fisheries Service, 1984)

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, 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)

Norges fiske : med bemaerkninger om deres udbredelse - Collett, Robert, 1842 -1913 (A.W. Brøgger, 1875)

Normentafeln zur Entwicklungsgeschichte der Wirbelthiere ... - Keibel, Franz, 1861 -1929 (G. Fischer, 1901)

Normentafeln zur Entwicklungsgeschichte der Wirbelthiere ... - Keibel, Franz, 1861 -1929 (G. Fischer, 1911)

Normentafeln zur Entwicklungsgeschichte der Wirbelthiere ... - Keibel, Franz, 1861 -1929 (G. Fischer, 1922)

Den Norske Nordhavs-expedition, 1876-1878 - Sars, G. O. (Georg Ossian), 1837 -1927 (Grøndahl & søns bogtrykkeri, 1880)

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

Northern Territory Naturalist - Northern Territory Field Naturalists' Club (, Northern Territory Field Naturalists' Club, 2005)

Northern Territory Naturalist - Northern Territory Field Naturalists' Club (, Northern Territory Field Naturalists' Club, 2008)

Note alla Teoria Darwiniana - Quadri, Achille, 1843 -1895 (Giuseppe Vitali, 1869)

Note-book for dental students (dental anatomy and physiology) - University of Glasgow. Library. (J. & A. Churchill, 1888)

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

Notes et mémoires sur le Moyen-Orient - Muséum national d'histoire naturelle (France) (Muséum national d'histoire naturelle, 1966)

Notes of a botanist on the Amazon & Andes : being records of travel on the Amazon and its tributaries, the Trombetas, Rio Negro, Uaupés, Casiquiari, Pacimoni, Huallaga, and Pastasa; as also to the cataracts of the Orinoco, along the eastern side of the Andes of Peru and Ecuador, and the shores of the Pacific, during the years 1849-1864 - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1908)

Notes of a botanist on the Amazon & Andes; being records of travel on the Amazon and its tributaries, the Trombetas, Rio Negro, Uaupâes, Casiquiari, Pacimoni, Huallaga and Pastasa; as also to the cataracts of the Orinoco, along the eastern side of the Andes of Peru and Ecuador, and the shores of the Pacific, during the years 1849-1864 - Wallace, Alfred Russel, 1823 -1913 (Macmillan and co., limited, 1908)

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 Entozoa of marine fishes of New England : with descriptions of several new species. Part II - Linton, Edwin, 1855 -1939 (Government Printing Office, 1890)

Notes on the anatomy and relationships of the bedotiid fishes of Madagascar : with a taxonomic revision of the genus Rheocles (Atherinomorpha, Bedotiidae) - Stiassny, Melanie L. J. (American Museum of Natural History, 1990)

Notes on the edible fish of Victoria : an essay - Castelnau, Francis, comte de, 1812 -1880 (Mason, Firth & McCutcheon, 1873)

Notes on the North American ganoids Amia, Lepidosteus, Acipenser, and Polyodon, with three plates - Wilder, Burt G. (Burt Green), 1841 -1925 (s.n.], 1876)

Notes on the pearl and chank fisheries and marine fauna of the Gulf of Manaar - Thurston, Edgar, 1855 -1935 (Printed by the Supt., Govt. Press, 1890)

Notes on the structure and relationships of certain Cretaceous and Eocene teleostean fishes - Nelson, Gareth J. (American Museum of Natural History, 1973)

A notopterid skull (Teleostei, Osteoglossomorpha) from the continental early Cretaceous of southern Morocco - Maisey, John G. (American Museum of Natural History, 1999)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1880)