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

Die lebenden Schnecken und Muscheln der Umgegend Berlins - Stein, Johann Philipp Emil Friedrich, 1804 -1885 (G. Reimer, 1850)

Lectures on histology delivered at the Royal College of Surgeons of England - Quekett, John, 1815 -1861 (H. Bailliere, 1852)

Lectures on Mollusca; or, "Shell-fish" and their allies - Carpenter, Philip P. (Philip Pearsall), 1819 -1877 (Printed at the Congressional globe office, 1861)

Lectures on the comparative anatomy and physiology of the invertebrate animals, delivered at the Royal college of surgeons, in 1843 - Owen, Richard, 1804 -1892 (Longman, Brown, Green, and Longmans, 1843)

Lectures on the comparative anatomy and physiology of the invertebrate animals : delivered at the Royal College of Surgeons - Owen, Richard, 1804 -1892 (Longman, Brown, Green & Longmans, 1855)

Lectures on the comparative anatomy and physiology of the vertebrate animals : delivered at the Royal College of Surgeons of England, in 1844 and 1846 ... Part 1. Fishes - Owen, Richard, 1804 -1892 (Longman, Brown, Green, and Longmans, 1846)

Lehrbuch der Paläozoologie - Stromer von Reichenbach, Ernst, Freiherr, 1871 -1952 (B.G. Teubner, 1912)

Lehrbuch der vergleichenden Anatomie der wirbellosen Thiere - Lang, Arnold, 1855 -1914 (G. Fisher, 1900)

Lehrbuch der vergleichenden Anatomie der Wirbellosen Thiere - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Veit, 1848)

Lehrbuch der vergleichenden Anatomie der wirbellosen Thiere - Lang, Arnold, 1855 -1914 (Fischer, 1894)

Lehrbuch der vergleichenden Anatomie der Wirbellosen Thiere - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Veit, 1846)

Lehrbuch der vergleichenden Anatomie der Wirbelthiere : auf Grundlage der Entwicklungsgeschichte - Wiedersheim, Robert, 1848 -1923 (G. Fischer, 1883)

Lehrbuch der vergleichenden anatomie der wirbelthiere; auf grundlage der entwicklungsgeschichte - Wiedersheim, Robert, 1848 -1923 (G. Fischer, 1883)

Lehrbuch der vergleichenden Entwicklungsgeschichte der wirbellosen Tiere : Allgemeiner Theil - Korschelt, E. (Eugen), 1858 -1946 (G. Fischer, 1909)

Lehrbuch der Zoologie - Claus, Carl, 1835 -1899 (Elwert, 1897)

Lehrbuch der zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert, 1891)

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)

Lessons on shells : as given in a Pestalozzian school, at Cheam, Surrey - Mayo, Elizabeth, 1793 -1865 (C. J. Folsom, 1842)

Lessons on shells, as given to children between the ages of eight and ten, in a Pestalozzian school, at Cheam, Surrey - Mayo, Elizabeth, 1793 -1865 (R.B. Seeley, W. Burnside, 1838)

Lessons on shells, as given to children between the ages of eight and ten, in a Pestalozzian school, at Cheam, Surrey - Mayo, Elizabeth, 1793 -1865 (Seeley, Burnside, and Seeley, 1846)

Lethaea geognostica oder Abbildungen und Beschreibungen der für die Gebirgs-Formationen bezeichnendsten Versteinerungen - Bronn, H. G. (Heinrich Georg), 1800 -1862 (1838)

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

Lethaea rossica, ou, Paléontologie de la Russie - Eichwald, Carl Eduard von, 1795 -1876 (E. Schweizerbart, 1867)

Lethaea rossica, ou, Paléontologie de la Russie - Eichwald, Carl Eduard von, 1795 -1876 (E. Schweizerbart, 1859)

The life of the mollusca - Woodward, Bernard Barham, 1853 -1930 (Methuen & Co, 1913)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1848)

The Linnæan system of conchology : describing the orders, genera, and species of shells arranged into divisions and families : with a view to facilitate the student's attainment of the science - Mawe, John, 1764 -1829 (Printed for and sold by the author, and Longman, Hurst, Rees, Orme, and Brown, 1823)

List of duplicates of Japanese shells, marine, land, and fresh water - Stearns, Frederick, 1831 -1907 (J. F. Eby, printer, 1896)

List of marine Mollusca comprising the Quaternary fossils and recent forms from American localities between Cape Hatteras and Cape Roque, including the Bermudas - Dall, William Healey, 1845 -1927 (Govt. Print. Off, 1885)

List of papers contributions to natural history, etc. chiefly on the conchology of North America - Stearns, Robert E. C. (Robert Edwards Carter), 1827 -1909 (1873)

List of papers contributions to natural history, etc. chiefly on the conchology of North America - Stearns, Robert E. C. (Robert Edwards Carter), 1827 -1909 (1866)

List of the shells of Cuba in the . . . Museum collected by M. Ramon de la Sagra ; described by . . . A. d'Orbigny, in the "Histoire de l'Ile de Cuba." - British Museum (Natural History) (1854)

List of the shells of South America in the collection of the British Museum - Orbigny, Alcide Dessalines d', 1802 -1857 (Printed by order of the trustees, 1854)

List of the shells of the Canaries in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by Order of the Trustees [by Taylor and Francis], 1854)

Living volutes : a monograph of the recent Volutidae of the world - Weaver, Clifton Stokes (Delaware Museum of Natural History, 1970)

Locupletissimi rerum naturalium thesauri accurata descriptio, et iconibus artificiosissimis expressio, per universam physices historiam : opus, cui, in hoc rerum genere, nullum par exstitit - Boerhaave, Herman, 1668 -1738 (Apud J. Wetstenium, & Gul. Smith, & Janssonio-Waesbergios, 1758)

Lord Howe Island. Its zoology, geology, and physical characters - Ogilby, J. Douglas (James Douglas), 1853 -1925 (C. Potter, government printer, 1889)

Lotos - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (Verlag des Deutschen Naturwissenschaftlich-Medizinischen Vereines für Böhmen "Lotos", 1913)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1852)

Madras fisheries bulletin - Madras (India : State). Fisheries Bureau. (Printed by the Superintendent, Government Press, 1922)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1829)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1834)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1836)

The Magazine of natural history / conducted by Edward Charlesworth - Charlesworth, Edward. (s.n.], 1839)

A magyar halászat könyve. A Kir. magyar természettudományi társulat megbizásából - Herman, Ottó, 1835 -1914 (Kiadja A.K.M. Termeszettudományi társulat, 1887)

A Magyar Tud. Akadémia kiadásában megjelent munkáknak és a folyóiratok tartalmának betürendes czímjegyzéke, 1889-1910 - Magyar Tudományos Akadémia. (1911)

Magyarország denevéreinek monographiája - Méhely, Lajos, 1862 -1952 or 1953 (V. Hornyky, 1900)

Malacologia - Institute of Malacology. (Institute of Malacology], 1962)

Malacologia - Institute of Malacology. (Institute of Malacology], 1966)

Malacologia - Institute of Malacology. (Institute of Malacology], 1973)

Malacologia - Institute of Malacology. (Institute of Malacology], 1977)

Malacologia - Institute of Malacology. (Institute of Malacology], 1983)

Malacologia - Institute of Malacology. (Institute of Malacology], 1982)

Malacologia - Institute of Malacology. (Institute of Malacology], 1989)

Malacologia - Institute of Malacology. (Institute of Malacology], 1991)

Malacologia - Institute of Malacology. (Institute of Malacology], 1990)