Die Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C.F. Winter, 1862)

Det Kongelige Danske videnskabernes selskabs skrifter Naturvidenskabelig og mathematisk afdeling - Kongelige Danske videnskabernes selskab. (1919)

Kosmos (Ernst Günther, 1885)

Kreis oder Stamm des Thierreiches - Lang, Arnold, 1855 -1914 (s.n, 1894)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1848)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1877)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1917)

A laboratory course in general zoölogy; a guide to the dissection and comparative study of animals - Pratt, Henry Sherring, 1859 - (Ginn and Company, 1927)

Laboratory directions for an elementary course in general zoology - Van Cleave, Harley Jones, 1886 -1953 (U. of I. Supply Store, 1922)

Laboratory directions for an elementary course in general zoology - Van Cleave, Harley Jones, 1886 -1953 (U. of I. Supply Store, 1928)

Laboratory directions in principles of animal biology - Shull, A. Franklin (Aaron Franklin), 1881 -1961 (McGraw-Hill, 1919)

Laboratory directions in principles of animal biology - Shull, A. Franklin (Aaron Franklin), 1881 -1961 (McGraw-Hill book company, inc.; [etc., etc.], 1919)

A laboratory manual of invertebrate zoology - Drew, Gilman A. (Gilman Arthur), 1868 -1934 (W.B. Saunders, 1907)

A laboratory manual of invertebrate zoölogy - Drew, Gilman A. (Gilman Arthur), 1868 -1934 (W. B. Saunders company, 1913)

A laboratory manual of invertebrate zoology - Drew, Gilman A. (Gilman Arthur), 1868 -1934 (W. B. Saunders company, 1936)

A laboratory manual of invertebrate zoölogy - Drew, Gilman A. (Gilman Arthur), 1868 -1934 (W. B. Saunders, 1907)

A laboratory manual of invertebrate zoölogy - Drew, Gilman A. (Gilman Arthur), 1868 -1934 (W.B. Saunders company, 1920)

A laboratory manual of invertebrate zoölogy - Drew, Gilman A. (Gilman Arthur), 1868 -1934 (W. B. Saunders, 1913)

A laboratory manual of invertebrate zoölogy, by Gilman A. Drew ... with the aid of former and present members of the zoölogical staff of instructors at the Marine biological laboratory, Woods Hole, Mass - Drew, Gilman A. (Gilman Arthur), 1868 -1934 (W. B. Saunders company, 1928)

Lake Superior: its character, vegetation, and animals, compared with those of other similar regions - Agassiz, Louis, 1807 -1873 (Gould, Kendall & Lincoln, 1850)

Lake Superior: its physical character, vegetation, and animals, compared with those of other and similar regions - Agassiz, Louis, 1807 -1873 (Gould, Kendall and Lincoln, 1850)

Lake Superior - Agassiz, Louis, 1807 -1873 (R. E. Krieger Pub. Co, 1974)

Les Lamellibranches de l'Expedition du Siboga - Dautzenberg, Ph. (Philippe), 1849 -1935 (E. J. Brill, 1912)

The land & fresh water shells of La Salle County, Ills. [sic] - Calkins, William Wirt, 1842 -1914 (H. McAllaster & Co, 1874)

Land and fresh water mollusks - Nutting, Charles Cleveland, 1858 -1927 ([Smithsonian Institution], 1910)

Land and fresh water mollusks - Dall, William Healey, 1845 -1927 (Doubleday, Page, and Company, 1905)

Land and fresh-water shells: an introduction to the study of conchology - Williams, Joseph W. (S. Sonnenschein, 1907)

Land and freshwater Mollusca of India, including South Arabia, Baluchistan, Afghanistan, Kashmir - Godwin-Austen, Henry Haversham, 1834 -1923 (Taylor and Francis, 1889)

Land and freshwater Mollusca of India, including South Arabia, Baluchistan, Afghanistan, Kashmir - Godwin-Austen, Henry Haversham, 1834 -1923 (Taylor and Francis, 1907)

Land and freshwater Mollusca of India, including South Arabia, Baluchistan, Afghanistan, Kashmir - Godwin-Austen, Henry Haversham, 1834 -1923 (Taylor and Francis, 1899)

Land and freshwater Mollusca of India, including South Arabia, Baluchistan, Afghanistan, Kashmir - Godwin-Austen, Henry Haversham, 1834 -1923 (Taylor and Francis, 1897)

Land and freshwater Mollusca of India, including South Arabia, Baluchistan, Afghanistan, Kashmir - Godwin-Austen, Henry Haversham, 1834 -1923 (Taylor and Francis, 1920)

Land mollusk surveys on USFS Northern Region lands - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2006)

Land mollusk surveys on USFS Northern Region lands : 2006 - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2007)

Land snail survey of the lower Salmon River drainage, Idaho - Frest, Terrence J. (Bureau of Land Management, Idaho State Office, 1997)

Die Land-, Süsswasser- und See-Conchilien, nebst den übrigen Weichthieren und den Ringelwürmern und Pflanzenthieren : dargestellt in getreuen Abbildungen und mit ausführlicher Beschreibung - Reichenbach, A. B. (Anton Benedikt), 1807 -1880 (Verlag von Eduard Eisenach, 1842)

Landmollusken - Semper, C. (Carl), 1832 -1893 (Kreidel, 1870)

Landmollusken : Ergänzungen und Berichtigungen zum III. Bande, Die Landmollusken - Möllendorff, Otto Franz von, 1848 -1903 (Kreidel, 1908)

Das Leben der Binnengewässer - Lampert, Kurt (C.H. Tauchnitz, 1899)

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

Die lebenden Schnecken und Muscheln der Umgegend Stettins und in Pommern : mit besonderer Berücksichtigung ihres anatomischen Baues / beschrieben von R. Lehmann - Lehmann, Rudolf, 1855 -1927 (T. Fischer, 1873)

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 - Owen, Richard, 1804 -1892 (Longman, Grown, Green, and Longmans, 1855)

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 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 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, 1909)

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 (Fischer, 1894)

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

Lehrbuch der vergleichenden Entwicklungsgeschichte der wirbellosen Tiere : Allgemeiner Theil - Korschelt, E. (Eugen), 1858 -1946 (G. Fischer, 1902)

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

Lehrbuch der Zoologie : eine morphologische Übersicht des Thierreiches zur Einführung in das Studium dieser Wissenschaft - Hatschek, Berthold, 1854 - (G. Fischer, 1888)

Lehrbuch der Zoologie für Studierende und Lehrer - Boas, J. E. V. (Johan Erik Vesti), 1855 -1935 (G. Fischer, 1890)

Lehrbuch der zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert, 1883)

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

Lehrbuch der Zootomie; anatomische Charakteristik der Thierklassen, als Einleitung in das Studium der Zoologie, vergleichenden Anatomie und Physiologie mit Hinweisung auf die Icones zootomicae - Frey, Heinrich, 1822 -1890 (Voss, 1847)