Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1801)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1902)

Index faunæ Novæ Zealandiæ - Hutton, Frederick Wollaston, 1836 -1905 (Dulau & Co, 1904)

Index faunæ Novæ Zealandiæ (Dulau & Co., 37 Soho Square, 1904)

Index rerum naturalium quae conservantur in Museo Academico Groningano = Naamlijst der voorwerpen van natuurlijke historie welke bewaard worden in het Akademisch Museum te Groningen - Swinderen, Theodorus van, 1784 -1851 (Bij J. Oomkens, Akademie-drukker, 1822)

An index to the scientific contents of the Journal and Proceedings of the Academy of Natural Sciences of Philadelphia [1817-1910] Published in commemoration of the centenary of the academy, March 21, 1912 - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences, 1912)

Indiana caves and their fauna - Blatchley, W. S. (Willis Stanley), 1859 -1940 (Dept. of Geology and Natural Resources, 1896)

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

Injurious and beneficial insects of California - California. State Commission of Horticulture. (California state printing office, 1915)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1895)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1923)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1925)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1921)

Insects injurious to mushrooms - Popenoe, C. H. (Charles Holcomb), 1884 -1933 (Govt. Print. Off, 1912)

Insekten-Börse (1901)

Insekten-Börse (1904)

Insektenbörse (Alfred Kernen, 1920)

The Intellectual observer (Groombridge and Sons, 1864)

International catalogue of scientific literature N Zoology - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1901)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1905)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1906)

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, 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, 1921)

Internationale Monatsschrift für Anatomie und Histologie (1886)

Internationale Monatsschrift für Anatomie und Physiologie (G. Thieme [et al.,], 1887)

An introduction to animal morphology and systematic zoology - Macalister, Alexander, 1844 -1919 (Longmans, 1876)

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

An introduction to entomology - Kirby, William, 1759 -1850 (Longman, Hurst, Rees, Orme & Brown, 1818)

An introduction to entomology, or, Elements of the natural history of insects : with plates - Kirby, William, 1759 -1850 (Printed for Longman, Hurst, Rees, Orme, and Brown, 1816)

An introduction to entomology; or, Elements of the natural history of insects - Kirby, William, 1759 -1850 (Longman, Rees, Orme, Brown, and Green, 1828)

An introduction to entomology, or, Elements of the natural history of insects : with plates - Kirby, William, 1759 -1850 (Longman, Hurst, Rees, Orme, and Brown, 1822)

An introduction to entomology : or, Elements of the natural history of insects - Kirby, William, 1759 -1850 (Longman, Rees, Orme, Brown, and Green, 1828)

An introduction to entomology : or, Elements of the natural history of insects - Kirby, William, 1759 -1850 (Printed for Longman, Hurst, Rees, Orme, and Brown, 1826)

An introduction to entomology: or Elements of the natural history of insects: with plates - Kirby, William, 1759 -1850 (Longman, Hurst, Rees, Orme, and Brown, 1828)

An introduction to the study of zoology - Lindsay, B. (S. Sonnenschein, 1895)

Invasive alien flora and fauna in South Africa : expertise and bibliography - South African National Biodiversity Institute. (South African National Biodiversity Institute, 2007)

Invertebrate zoology - Levi, Herbert Walter, 1921 -2014 (Krieger, 1900)

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)

Io. Christ. Polyc. Erxleben Phil. D. ... Systema regni animalis per classes, ordines, genera, species, varietates : cvm synonymia et historia animalivm : Classis I. Mammalia - Erxleben, Johann Christian Polycarp, 1744 -1777 (Impensis Weygandianis, 1777)

Le iournal des sçavans - Le Gallois, Sieur fl 1672 -1680 (J. Cusson, 1732)

Ipsa Linnaei conchylia : The shells of Linnaeus, determined from his manuscripts and collection - Linné, Carl von, 1707 -1778 (Williams and Norgate, 1855)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1894)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1895)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1899)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1903)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1907)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1909)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1911)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1915)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1918)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1924)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1817)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1818)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1824)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1829)

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

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, 1842)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1843)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1848)

Isopoda von Madagaskar und Ostafrika. Mit diagnosen verwandter arten - Budde-Lund, Gustav (s.n, 1908)

Istituzioni di anatomia e fisiologia comparativa / comparata di Stefano delle Chiaie Parte la - Delle Chiaie, S. (Stefano), 1794 -1860 (1832)

Izvestiia na Tsarskitia prirodonauchni instituti v Sofiia = Mitteilungen aus den Konigl. naturwissenschaftlichen Instituten in Sofia, Bulgarien = Bulletin des Institutions royales d'histoire naturelle á Sofia, Bulgarie - Tsarskitie prirodonauchni instituti (Sofiia, Bulgaria) (Pechatnitsa P. Glushkov, 1936)