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 Diatomaceaearum, 1896-99 - Chase, H. H. (Harvey Henderson), 1849 -1915 (1900)

Index of palaeozoic Coral genera - Smith, Stanley (1940)

Index palaeontologicus : oder Übersicht der bis jetzt bekannten fossilen Organismen - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweitzerbart, 1848)

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)

Index to publications of the New York State Natural History Survey and New York State Museum 1837-1902, also including other New York publications on related subjects - New York State Museum. (University of the State of New York, 1903)

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)

Indian zoology - Forster, Johann Reinhold, 1729 -1798 (Printed by Henry Hughs, for Robert Faulder, 1790)

Insect, weed & plant disease survey bulletin - Illinois. Natural History Survey Division (Cooperative Extension Service, University of Illinois, 1965)

Insekten-Börse (1902)

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, 1908)

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, 1916)

International Trade in Corals - Wells, Susan M. (IUCN Conservation Monitoring Centre, 1981)

Introduction à l'etude de la paleontologie stratigraphique : cours professé au Muséum d'histoire naturelle - Archiac, vicomte d' (Etienne Jules Adolphe Desmier), 1802 -1868 (F. Savy, éditeur, 1864)

Introduction à l'étude de la paléontologie stratigraphique; cours professé au Muséum d' histoire naturelle - Archiac, vicomte d' (Etienne Jules Adolphe Desmier), 1802 -1868 (F. Savy, 1864)

An introduction to geology : and its associate sciences mineralogy, fossil botany, and palaeontology - Wright, Thomas, 1809 -1884 (H. G. Bohn, 1855)

An introduction to the study of recent corals - Hickson, Sydney J. (Sydney John), 1859 -1940 (The University press, 1924)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1828)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1837)

IUCN Directory of Afrotropical Protected Areas (1987)

IUCN Directory of Protected Areas in Oceania (1991)