Elementary text-book of zoology, tr. and ed. by Adam Sedgwick, with the assistance of F. G. Heathcote - Claus, Carl, 1835 -1899 (Swan Sonnenschein & co, 1892)

Elementary textbook of economic zoology and entomology - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (H. Holt and company, 1915)

Elemente der palaeontologie : (Palaeozoologie) / von Rudolf Hoernes - Hoernes, Rudolf, 1850 -1912 (1884)

Elemente der paläontologie bearbeitet - Döderlein, Ludwig, 1855 -1936 (Engelmann, 1890)

Elements of Comparative Anatomy - Bell, F. J. (Francis Jeffrey), 1855 -1924 (1878)

Elements of comparative anatomy - Bell, F. J. (Francis Jeffrey), 1855 -1924 (Macmillan, 1878)

Elements of comparative anatomy - Bell, F. J. (Francis Jeffrey), 1855 -1924 (Macmillan and Co, 1878)

Elements of comparative zoology - Kingsley, J. S. (John Sterling), 1854 -1929 (H. Holt and Company, 1904)

Elements of conchology : prepared for the use of schools and collges - Comté, Achille, 1802 -1866 (Griggs & Elliot, 1845)

Elements of conchology / Prepared for the use of schools and colleges - Comté, Achille, 1802 -1866 (Grigg & Elliot, 1845)

Elements of physiophilosophy - Oken, Lorenz, 1779 -1851 (Ray Society, 1847)

Elements of pysiophilosophy - Oken, Lorenz, 1779 -1851 (Printed for the Ray society, 1847)

Elements of zoology - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (D. Appleton and Company, 1886)

Elements of zoology - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (American book company, 1885)

Elements of zoology: for schools and science classes - Harbison, M. (G. P. Putnam's sons, 1873)

Elements of zoölogy : a textbook - Tenney, Sanborn, 1827 -1877 (Scribner, 1875)

The embryology of Limulus - Kingsley, J. S. (John Sterling), 1854 -1929 (Ginn & Company, 1892)

English cyclopaedia, a new dictionary of universal knowledge - Knight, Charles, 1791 -1873 (Bradbury, 1854)

Entomologische berichten - Nederlandse Entomologische Vereniging (2008)

Entomologische Nachrichten (R. Friedländer [etc.], 1877)

The Entomologist's monthly magazine (Entomologist's Monthly Magazine Ltd. [etc.], 1886)

The Entomologist's monthly magazine (Entomologist's Monthly Magazine Ltd. [etc.], 1887)

Entomology for medical officers - Alcock, A. (Alfred), 1859 -1933 (Gurney & Jackson, 1911)

Enumeratio molluscorum Siciliae cum viventium tum in tellure tertiaria fossilium, quae in itinere suo observavit - Philippi, Rodolfo Amando, 1808 -1904 (S. Schroppii, 1836)

Enumeratio ordinata molluscorum Gaulo-Melitensium of the late Mr. Giuseppe Mamo - Caruana Gatto, Alfredo, 1868 -1926 (The British Press, 1867)

Environmental assessment of the Alaskan Continental Shelf: Annual reports of principal investigators - United States. Bureau of Land Management. (U.S. Dept. of Commerce, National Oceanic & Atmospheric Administration, Office of Marine Pollution Assessment, 1978)

Environmental benchmark studies in Casco Bay, Portland Harbor, Maine, April 1980 - United States. National Marine Fisheries Service. (U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service, Northeast Fisheries Center, 1983)

Eocene Balanidae of Florida, including a new genus and species with a unique plan of "turtle-barnacle" organization - Ross, Arnold (American Museum of Natural History, 1967)

Ergebnisse der Hamburger Magalhaenischen Sammelreise - Hamburgisches Zoologisches Museum und Institut (L. Friedrichsen, 1896)

Ergebnisse der Hamburger Magalhaensischen Sammelreise 1892/93 - Naturhistorisches Museum in Hamburg. (L. Friederichsen, 1896)

Ergebnisse der in dem Atlantischen Ocean von Mitte Juli bis Anfang November 1889 ausgeführten Plankton-Expedition der Humboldt-Stiftung. Auf Frund von gemeinschaftlichen Untersuchungen einer Reihe von Fach-Forschern - Hensen, Victor, 1835 -1924 (Lipsius & Tischer, 1892)

Erklärungen zu den Zoologischen Wandtafeln - Leuckart, Rudolf, 1823 -1898 (Verlag von Theodor Fischer, 1877)

Especies acuáticas invasoras en México - Koleff Osorio, Patricia (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2014)

Essai d'une reponse a la question de prix proposee en 1850 par l'Academie des sciences pour le concours de 1853, et puis remise pour celui de 1856, savoir : Etudier les lois de la distribution des corps organises fossiles dans differents terrains sedimentaires, suivant l'ordre de leur superposition, discuter la question de leur apparition ou de leur disaprition successive ou simultanee, rechercher la nature des rapports qui existent entre l'etat actuel du r`egne organique et ses etats anterieurs - Bronn, H. G. (Heinrich Georg), 1800 -1862 (Mallet-Bachelier, 1861)

An essay on classification - Agassiz, Louis, 1807 -1873 (Longman, Brown, Green, Longmans, & Roberts [etc.], 1859)