Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1872)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1882)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1888)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1889)

Latreille's Naturliche Familien des Thierreichs - Latreille, P. A. (Pierre André), 1762 -1833 (Im Verlage des Gr. H.S. priv. Landes-Industrie- Comptoirs, 1827)

A Lavoura (Sociedade Nacional de Agricultura, 1911)

Leaves from the book of nature, containing the principal illustrations in Jardine's Naturalist's library, upon one hundred and seventeen sheets - Lizars, W. H. 1788 -1859 (W.H. Lizars, 1840)

Lehrbuch der ökologischen Pflanzengeographie - Warming, Eugenius, 1841 -1924 (Gebrüder Borntraeger, 1918)

Die Leitfossilien : ein Handbuch für den Unterricht und für das Bestimmen von Versteinerungen - Koken, Ernst (Ernst Friedrich Rudolf Karl), 1860 -1912 (Chr. Herm. Tauchnitz, 1896)

Die Leitfossilien, ein Handbuch für den Unterricht und für das Bestimmen von Versteinerungen - Koken, Ernst (Ernst Friedrich Rudolf Karl), 1860 -1912 (H. Tauchnitz, 1896)

Lepidoptera : manuscript - Glover, Townend, 1813 -1883 (1873)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1956)

Lethaea rossica, ou, Paléontologie de la Russie - Eichwald, Carl Eduard von, 1795 -1876 (E. Schweizerbart, 1852)

Life in the sea; or, The nature and habits of marine animals - Wraxall, Frederick Charles Lascelles, Sir, bart., 1828 -1865 (Houlston & Wright, 1860)

Life on the earth its origin and succession - Phillips, John, 1800 -1874 (Macmillan, 1860)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1843)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1987)

List of the Lepidoptera of boreal America - Smith, John Bernhard, 1858 -1912 (American Entomological Society, 1891)

A list of the North American Lepidoptera and key to the literature of this order of insects - Dyar, Harrison G. (Harrison Gray), 1866 -1929 (Govt. Print. Off, 1902)

List of the specimens of lepidopterous insects in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1856)

List of the specimens of lepidopterous insects in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1857)

List of the specimens of lepidopterous insects in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1865)

Liste des algues marines : observées jusqu'a ce jour entre l'embouchure de l'Escaut et la Corogne (incl. Îles anglo-normandes) - Chalon, Jean, 1846 -1921 (Imp. J.-E. Buschmann, 1905)

Liste des algues marines : observées jusqu'a ce jour entre l'embouchure de l'Escaut et la Corogne (incl. îles anglo-normandes) - Chalon, Jean, 1846 -1921 (J.-E. Buschmann, 1905)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1976)

The living plant in leaf, flower, and fruit : a popular book on botany for the general reader - Step, Edward, 1855 -1931 (Hutchinson & Co, 1904)

Livro jubilar do professor Lauro Travassos editado para comemorar o 25 anniversario de suas actividades scientificas ([s.n.], 1938)

The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1867)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1973)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2009)

Malacologia - Institute of Malacology. (Institute of Malacology], 2004)

Malacologia - Institute of Malacology. (Institute of Malacology], 2005)

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1871)

Mammals of the Soviet Union - Hoffmann, Robert S. (Smithsonian Institution Libraries and National Science Foundation, 1998)

Mammals of the Soviet Union - Hoffmann, Robert S. (Smithsonian Institution Libraries and National Science Foundation, 2001)

A Manual of botany : being an introduction to the study of the structure, physiology, and classification of plants - Balfour, John Hutton, 1808 -1884 (A. and C. Black, 1875)

A manual of botany: including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (John Churchill and Sons, 1870)

A manual of botany including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (J & A. Churchill, 1887)

A manual of botany, including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (J & A. Churchill, 1887)

A manual of botany: including the structure, functions, classification, properties and uses of plants - Bentley, Robert, 1821 -1893 (John Churchill, 1861)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1879)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1897)

A manual of palaeontology for the use of students with a general introduction on the principles of palaeontology - Nicholson, Henry Alleyne, 1844 -1899 (Blackwood, 1889)

Manual of practical anatomy - Cunningham, D. J. (Daniel John), 1850 -1909 (Y. J. Pentland, 1896)

Manual of practical anatomy - Cunningham, D. J. (Daniel John), 1850 -1909 (William Wood and Co, 1912)

Manual of practical anatomy - Cunningham, D. J. (Daniel John), 1850 -1909 (Wood, 1912)

A manual of the British Algae. Containing generic and specific descriptions of all the known British species of sea-weeds, and of conferae, both marine and fresh-water - Harvey, William H. (William Henry), 1811 -1866 (J. Van Voorst, 1841)

A manual of the British marine Algae... - Harvey, William H. (William Henry), 1811 -1866 (J. Van Voorst, 1849)

A manual of the British marine algae: containing generic and specific descriptions of all the known British species of sea-weeds - Harvey, William H. (William Henry), 1811 -1866 (J. Van Voorst, 1849)

A manual of the Mollusca; being a treatise on recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (C. Lockwood, 1880)

A manual of the Mollusca : or, A rudimentary treatise of recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (J. Weale, 1851)

A manual of the mollusca; or, Rudimentary treatise of recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (J. Weale, 1851)

A manual of the Mollusca : a treatise on recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (Virtue & Co, 1868)

Manual of the natural history, geology, and physics of Greenland, and the neighboring regions : prepared for the use of the Arctic Expedition of 1875, under the direction of the Arctic Committee of the Royal Society, for the use of the expedition ; published by authority of the Lords Commissioners of the Admiralty - Great Britain. Admiralty. (H.M. Stationery Off., printed by G.E. Eyre and W. Spottiswoode, 1875)

Manual of the natural history, geology and physics of Greenland and the neighbouring regions / prepared for the use of the Arctic expedition of 1875, under the direction of the Arctic Committee of the Royal Society and edited by T. Rupert Jones. Together with Instructions suggested by the Arctic Committee of the Royal Society for the use of the expedition / published by authority of the Lords Commissioners of the Admiralty - Great Britain. Admiralty. (Printed for H.M.S.O, 1875)

Manuel de conchyliologie et de paleontologie conchyliologique : ou, Histoire naturelle des mollusques vivants et fossiles - Fischer, Paul, 1835 -1893 (F. Savy, 1887)

Manuel de conchyliologie et paléontologie conchlyliologique - Chenu, Jean-Charles, 1808 -1879 (Victor Masson, 1859)

Manuel de conchyliologie et paléontologie conchlyliologique - Chenu, Jean-Charles, 1808 -1879 (V. Masson, 1859)

Manuel de conchyliologie, ou, Histoire naturelle des mollusques vivants et fossiles - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (Savy, 1870)

Manuel de paléontologie - Hoernes, Rudolf, 1850 -1912 (Savy, 1886)

Marine algae of New Brunswick - Hay, G. U. (George Upham), 1843 -1912 (s.n, 1887)

The marine algae of New England - United States. Bureau of Fisheries. (Govt. Print. Off, 1891)

Marine algae of New England and adjacent coast - Farlow, W. G. (William Gilson), 1844 -1919 (Govt. Print. Off, 1881)

The marine Algae of Peru - Howe, Marshall A. (Marshall Avery), 1867 -1936 (Press of the New era printing company], 1914)

The marine algae of Santa Barbara County, California - Yates, Lorenzo G. 1837 -1909 ([Santa Barbara Society of Natural History], 1902)

Marine algae of the Faeröes - Børgesen, Frederik, 1866 -1956 (Printed by H.H. Thiele, 1902)

Marine algae of the Maritime provinces - Natural History Society of New Brunswick. (s.n, 1887)

Marine algae of the New Jersey coast and adjacent waters of Staten Island - Martindale, Isaac C., 1842 -1893 (s.n.], 1889)

The marine algae of the Pacific coast of North America - Gardner, Nathaniel Lyon, 1864 -1937 (University of California Press, 1925)