Mémoires couronnés et mémoires des savants étrangers / publiés par l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1867)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1849)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1850)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1861)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1871)

Memoirs of the National Academy of Sciences - National Academy of Sciences (U.S.) (Government Printing Office, 1885)

Memoirs of the Queensland Museum - Queensland Museum. (Queensland Museum, 1999)

Memoirs read before the Boston Society of Natural History - Boston Society of Natural History. ([Boston Society of Natural History], 1872)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Berkeley, M. J. (Miles Joseph), 1803 -1889 (J. Van Voorst, 1875)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Berkeley, M. J. (Miles Joseph), 1803 -1889 (J. Van Voorst, 1883)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Griffith, J. W. (John William) (John Van Voorst, 1856)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1883)

Mionelminthes, Trichoplax und Trematodes - Pagenstecher, H. Alexander (Heinrich Alexander), 1825 -1889 (C.F. Winter, 1889)

Mionelminthes, Trichoplax und Trematodes - Pagenstecher, H. Alexander (Heinrich Alexander), 1825 -1889 (C.F. Winter, 1890)

Mitteilungen aus dem Naturhistorischen Museum in Hamburg - Naturhistorisches Museum in Hamburg. (Lütcke & Wulff, 1902)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1882)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1899)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1902)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1908)

A monograph of the British fossil Crustacea, belonging to the order Merostomata - Woodward, Henry, 1832 -1921 (Printed for the Palæontographical Society, 1866)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1878)

A monograph on the sub-class Cirripedia, with figures of all the species - Darwin, Charles, 1809 -1882 (Ray society, 1851)

Monographia anoplurorum Britanniae or An essay on the British species of parasitic insects belonging to the order of Anoplura of Leach, with the modern divisions of the general according to the views of Leach, Nitzsch, and Burmeister, with highly magnified figures of each species - Denny, Henry, 1803 -1871 (H. G. Bohn, 1842)

Monographs on the Isopods of North America - Richardson, Harriet (Govt. print. off, 1905)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1869)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1870)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1874)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1876)

The mountain - Jackson, Robert Montgomery Smith, 1815 -1865 (J. B. Lippincott & Co, 1860)

Museum Normanianum, or A catalogue of the invertebrata of Europe, and the Arctic and North Atlantic oceans, which are contained in the collection of the Rev. Canon A. M. Norman, ... . I.-XII. Printed for private distribution - Norman, Alfred Merle, 1831 -1918 (Morton, printer, 1886)

Narrative of an expedition to explore the river Zaire, usually called the Congo, in South Africa, in 1816 - Smith, Christen. (J. Murray, 1818)

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)

Natural history of animals. Containing brief descriptions of the animals figured on Tenney's Natural history tablets, but complete without the tablets - Tenney, Sanborn, 1827 -1877 (Scribner, Armstrong, 1875)

The natural history of animals: the animal life of the world in its various aspects and relations - Ainsworth-Davis, J. R. (James Richard), 1861 -1934 (The Gresham Publishing Company, 1903)

The Natural history of Enewetak Atoll - Devaney, Dennis M. (U.S. Dept. of Energy, Office of Energy Research, Office of Health and Environmental Research, Ecological Research Division, 1987)

The natural history of Ireland - Thompson, William, 1823 -1903 (Reeve, Benham and Reeve, 1849)

The natural history of Ireland - Thompson, William, 1823 -1903 (Reeve, Benham and Reeve, 1856)

The Natural history of Juan Fernandez and Easter Island - Skottsberg, Carl, 1880 -1963 (Almqvist & Wiksells Boktryckeri, 1921)

Natural history of New York - Hall, James, 1811 -1898 (D. Appleton & co. and Wiley & Putnam, 1844)

Natural history of New York (D. Appleton, 1842)

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)

The natural history of the British Entomostraca - Salter, John William, 1820 -1869 (Printed for The Ray Society, 1850)

The Natural History of the Scarborough district - Rimington, F. C. (Scarborough Field Naturalists' Society, 1956)

The natural history review - Belfast Natural History; Philosophical Society. (Hodges & Smith, 1858)

The natural history review - Belfast Natural History; Philosophical Society. (Hodges & Smith, 1865)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1878)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2013)

Naturalist (Morris)

The Naturalist's Miscellany - Shaw, George 1751 -1813 (Printed for Nodder & Co, 1812)

Le Naturaliste : journal des échanges et des nouvelles - Deyrolle, Émile, 1838 -1917 (Bureaux à Paris, 1889)

The naturalists' quarterly (George A. Bates], 1880)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1869)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1895)

Nature adrift; the story of marine plankton - Fraser, James Henry, 1909 - (Dufour Editions, 1962)

Die Naturgeschichte des Thierreichs - Giebel, C. (Christoph), 1820 -1881 (Wigand, 1863)

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

Naturhistorisk tidsskrift - Schiødte, J. C. (Jørgen Matthias Christian), 1815 -1884 (C.A. Reitzel, 1837)