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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)

Novitates zoologicae : a journal of zoology in connection with the Tring Museum - British Museum (Natural History) (Zoological Museum, 1920)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1893)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1894)

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Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1863)

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Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1920)

Obituary notice of George Stewardson Brady (with portrait), 1832-1921 - Stebbing, Thomas R. R. (Thomas Roscoe Rede), 1835 -1926 (Harrison and Sons, Ltd.], 1922)

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Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1991)

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Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1860)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1861)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1862)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1864)

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

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1882)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1899)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1900)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1901)

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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 growth and form - Thompson, D'Arcy Wentworth, 1860 -1948 (University Press, 1945)

On molecular and microscopic science - Somerville, Mary Fairfax, 1780 -1872 (J. Murray, 1869)

On molecular and microscopic science - Somerville, Mary, 1780 -1872 (J. Murray, 1869)

On some Entomostraca collected in the Arctic Seas in 1898 by William S. Bruce, F.R.S.G.S - Scott, Thomas, 1840 -1929 (Taylor & Francis, 1901)

On some entomostraca from the Gulf of St. Lawrence - Scott, Thomas, 1840 -1929 (Natural History Society of Glasgow, 1902)

On some new and little known diatoms. Communicated to the Royal Swedish Academy of Sciences September 15, 1880 - Cleve, P. T. (Per Teodor), 1840 -1905 (Norstedt, 1881)

On some remarkable forms of animal life from the great deeps off the Norwegian coast... - Sars, G. O. (Georg Ossian), 1837 -1927 (Printed by Brøgger & Christie [etc.], 1875)

On the biology and systematic position of Microtus abbreviatus Miller, a vole endemic to the St. Matthew Islands, Bering Sea - Rausch, V R (1968)

On the biology of our flat-fishes and on the decrease of our flat-fish fisheries, with some observations showing how to remedy the latter and promote the flat-fish fisheries in our seas east of the Skaw - Petersen, C. G. Joh. (Carl Georg Johannes), 1860 -1928 (Centraltrykkeriet, 1894)

On the Cyclopidae and Calanidae of Lake St. Clair, Lake Michigan and certain of the inland lakes of Michigan - Marsh, C. Dwight (Charles Dwight), 1855 -1932 (s.n.], 1895)

On the distribution of pelagic invertebrate fauna of the Firth of Forth and its vicinity during the seven years from 1889 to 1895, both inclusive - Scott, Thomas, 1840 -1929 (Fishery Board, 1898)

On the fresh-water copepoda of the central and western United States of America - Sharpe, Richard Worthy, 1869 -1943 (1893)

On the structure of the brain of the sessile-eyed Crustacea - Packard, A. S. (Alpheus Spring), 1839 -1905 (National Academy of Sciences, 1884)

Opalina : its anatomy and reproduction, with a decription of infection experiments and a chronological review of the literature - Metcalf, Maynard M. (Maynard Mayo), 1868 -1940 (G. Fischer, 1909)

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, 1958)

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The Oregon naturalist (Naturalist Pub. Co, 1896)

The organic matter budget and energy flow of a tropical lowland aquatic ecosystem - Brinson, Mark M. (1973)

The organism as a whole, from a physico-chemical viewpoint - Loeb, Jacques, 1859 -1924 (Putnam, 1916)

The organism as a whole : from a physicochemical viewpoint - Loeb, Jacques, 1859 -1924 (G. P. Putnam's sons, 1916)

The organism as a whole, from a physicochemical viewpoint - Loeb, Jacques, 1859 -1924 (Putnam's Sons, 1916)

Ornithological notes - Herrick, C. L. (Clarence Luther), 1858 -1904 (Geological and Natural History Survey of Minnesota, 1877)