Indicis generum malacozoorum primordia : nomina subgenerum, generum, familiarum, tribuum, ... / conscripsit A. N. Herrmannsen - Herrmannsen, August Nicolaus, 1807 -1854 (Theodor Fischer, 1847)

Die infusionsthierchen als vollkommene organismen. Ein blick in das tiefere organische leben der natur - Ehrenberg, Christian Gottfried, 1795 -1876 (L. Voss, 1838)

Die Infusionsthierchen als vollkommene Organismen. Ein Blick in das tiefere organische Leben der Natur - Ehrenberg, Christian Gottfried, 1795 -1876 (L. Voss, 1838)

The Intellectual observer (Groombridge and Sons, 1868)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1907)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1908)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1909)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1910)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1912)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1913)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1914)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1916)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1917)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1920)

An introduction to animal morphology and systematic zoology : pt. I. Invertebrata - Macalister, Alexander, 1844 -1919 (Longmans, Green, 1876)

An introduction to cytology, by Lester W. Sharp ... - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill book company, inc, 1921)

An introduction to cytology - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill, 1921)

An introduction to cytology - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill book company, inc, 1921)

Introduction to cytology - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill Book Company, inc, 1934)

An introduction to the study of cytology - Doncaster, L. (Leonard), 1877 -1920 (University Press, 1920)

An introduction to the study of cytology, by L. Doncaster ... - Doncaster, L. (Leonard), 1877 -1920 (University Press, 1920)

Introduction to zoology, for the use of schools - Patterson, Robert, 1802 -1872 (Simms and M'Intyre, A. Chambers, 1848)

An introduction to zoology, with directions for practical work (invertebrates) - Lulham, Rosalie Blanche Jermaine. (Macmillan, 1913)

The Invertebrata; a manual for the use of students - Borradaile, L. A. (Lancelot Alexander), 1872 -1945 (Macmillan, 1932)

The Invertebrata; a manual for the use of students - Borradaile, L. A. (Lancelot Alexander), 1872 -1945 (Macmillan, 1935)

Invertebrate animals : collection and preservation - British Museum (Natural History) (British Museum (Natural History), 1979)

Invertebrate zoology - Van Cleave, Harley Jones, 1886 -1953 (McGraw-Hill Book Company, Inc, 1931)

Investigations on microscopic foams and on protoplasm. Experiments & observations directed towards a solution of the question of the physical conditions of the phenomena of life - Bütschli, Otto, 1848 -1920 (A. and C. Black, 1894)

Investigations on microscopic foams and on protoplasm; experiments and observations directed towards a solution of the question of the physical conditions of the phenomena of life - Bütschli, Otto, 1848 -1920 (Black, 1894)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1830)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1832)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1833)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1834)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1835)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1836)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1839)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1841)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1846)

Jahrbücher der Deutschen Malakozoologischen Gesellschaft - Kobelt, Wilhelm, 1840 -1916 (Verlag von Johannes Alt, 1887)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1889)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1891)

Jahres-Bericht der Schlesischen Gesellschaft für Vaterländische Cultur - Herrick, Francis Hobart, 1858 -1940 (G.P. Aderholz, 1878)

Jahreshefte des Vereins für vaterländische Naturkunde in Württemberg - Staatliches Museum für Naturkunde in Stuttgart. (1870)

Japanische Meeres-Conchylien. Ein Beitrag zur Kentniss der Mollusken Japan's mit besonderer Rücksicht auf die geographische Verbreitung derselben - Lischke, Carl Emil (T. Fischer, 1869)

Japanische Meeres-Conchylien. Ein Beitrag zur Kentniss der Mollusken Japan's mit besonderer Rücksicht auf die geographische Verbreitung derselben - Lischke, Carl Emil (T. Fischer, 1871)

Japanische Meeres-Conchylien. Ein Beitrag zur Kentniss der Mollusken Japan's mit besonderer Rücksicht auf die geographische Verbreitung derselben - Lischke, Carl Emil (T. Fischer, 1874)

Jenaische Zeitschrift für Naturwissenschaft - Medizinisch-naturwissenschaftliche Gesellschaft zu Jena. (Gustav Fischer [etc.], 1884)