Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1920)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1921)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1922)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1859)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1877)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1876)

Icones animalium quadrupedum uiuiparorum et ouiparorum : quae in Historiae animalium Conradi Gesneri libro I. et II. describuntur, cum nomenclaturis singulorum latinis, graecis, italicis, gallicis, et germanicis plerunque, et aliarum quoque linguarum, certis ordinibus digestae - Gessner, Conrad, 1516 -1565 (Excudebat C. Froschouerus, 1560)

Icones avivm omnivm - Gessner, Conrad, 1516 -1565 (Excvudebat C. Froschovervus, 1560)

Icones plantarum Indiae Orientalis : or Plates and descriptions of new and rare plants from southern India and Ceylon - Beddome, R. H. (Richard Henry), 1830 -1911 (Gantz Brothers, 1874)

Icones plantarum medico-oeconomico-technologicarum cum earum fructus ususque descriptione =Abbildungen aller medizinisch-ökonomisch-technologischen Gewächse mit der Beschreibung ihres Gebrauches und Nutzens - Albrecht, Ignatz. (herausgegeben von Ignatz Albrecht und verlegt bey Phil. Jos. Schalbaecher, 1806)

Iconografia della fauna italica : per le quattro classi degli animali vertebrati - Bonaparte, Charles-Lucien, 1803 -1857 (Tip. Salviucci, 1841)

Icthyologiske bidrag til den grönlandske fauna - Reinhardt, J. (Johannes), 1816 -1882 (1838)

Iheringia Série zoologia - Fundação Zoobotânica do Rio Grande do Sul. Museu de Ciências Naturais. (Museu Rio-Grandense de Ciências Naturais, Divisão de Ciências do Departamento de Ciência e Cultura, Secretaria de Estado dos Negócios da Educação e Cultura do Govêrno do Estado do Rio Grande do Sul, 1978)

Illinois Audubon bulletin - Illinois Audubon Society. (Illinois Audubon Society, 1955)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1952)

Illustrated and descriptive seed catalogue and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.J. Bowen, 1901)