The elasmobranch fishes - Daniel, J. Frank (John Franklin), 1873 -1942 (University of California press, 1934)

Elementa physiologiae corporis humani - Haller, Albrecht von, 1708 -1777 (Apud Vincentium Ursinum [etc.], 1776)

An elementary course in practical zoology - Colton, Buel P. (Buel Preston), 1852 -1906 (Heath, 1892)

An elementary course in practical zoölogy - Colton, Buel P. (Buel Preston), 1852 -1906 (D.C. Heath & Company, 1886)

An elementary course of practical zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan and Co., Limited, 1900)

An elementary course of practical zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan, 1908)

An elementary course of practical zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan, 1920)

An elementary course of practical zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan and co., ltd, 1922)

Elementary text-book of zoology - Claus, Carl, 1835 -1899 (Macmillan, 1890)

Elementary text-book of zoology - Claus, Carl, 1835 -1899 (W. Swan Sonnenschein, 1885)

Elementary text-book of zoology - Claus, Carl, 1835 -1899 (W. S. Sonnenschein, 1884)

Elementary text-book of zoology : special part : mollusca to man - Claus, Carl, 1835 -1899 (Swan Sonnenschein, 1897)

Elementary text-book of zoology - Claus, Carl, 1835 -1899 (Macmillan, 1884)

Die Elemente der Entwicklungslehre des Menschen und der Wirbeltiere : Anleitung und Repetitorium für Studierende und Aertze - Hertwig, Oscar, 1849 -1922 (G. Fischer, 1900)

Eléments d'anatomie comparée - Royal College of Physicians of Edinburgh. (J.-B. Baillière, 1893)

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 physiology - Baly, William, 1814 -1861 (Taylor & Walton, 1838)

Elements of the comparative anatomy of the vertebrate animals - Wagner, Rudolph, 1805 -1864 (Longman, Brown, Green & Longman, 1845)

Elements of the comparative anatomy of the vertebrate animals : designed especially for the use of students - Wagner, Rudolph, 1805 -1864 (J.S. Redfield, 1845)

Elements of the comparative anatomy of vertebrates - Wiedersheim, Robert, 1848 -1923 (Macmillan, 1897)

Elements of the comparative anatomy of vertebrates - Wiedersheim, Robert, 1848 -1923 (Macmillan, 1886)

Elements of the comparative anatomy of vertebrates - Wiedersheim, Robert, 1848 -1923 (Macmillan and co, 1886)

Elenco dei pesci dell' Adriatico - Perugia, Alberto, 1843 -1897 (U. Hoepli, 1881)

The Emu : official organ of the Australasian Ornithologists' Union - Australasian Ornithologists' Union. (Royal Australasian Ornithologists Union, 1920)

Endocrinology - Association for the Study of Internal Secretions (U.S.) (Association for the Study of Internal Secretions, 1917)

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

Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia - American Entomological Society. ([Entomological Rooms of the Academy of Natural Sciences], 1917)

Entomologische Zeitschrift - Internationaler Entomologischer Verein. (Internationaler Entomologischer Verein, 1913)

Entozoorum, sive vermium intestinalium : historia naturalis / auctore Carolo Asmundo Rudolphi - Rudolphi, Karl Asmund, 1771 -1832 (Sumtibus Tabernae Librariae et Artium, 1810)

Entozoorum synopsis cui accedunt mantissa duplex et indices locupletissimi - Rudolphi, Karl Asmund, 1771 -1832 (Sumtibus A. Rücker, 1819)

Die Entwickelungsgeschichte der Unke (Bombinator igneus) als Grundlage einer vergleichenden Morphologie der Wirbelthiere / von Alexander Goette - Goette, Alexander, 1840 -1922 (Voss, 1875)

Entwickelungsgeschichte der Wirbelthiere - Rathke, Heinrich, 1793 -1860 (W. Engelmann, 1861)

Die Entwicklungsgeschichte der Unke (Bombinator igneus) als Grundlage einer vergleichenden Morphologie der Wirbelthiere - Goette, Alexander, 1840 -1922 (L. Voss, 1874)

Enumeratio piscium Cubensium - Poey, Felipe, 1799 -1891 (Imprenta de T. Fortanet, 1875)

Die eocänen Selachier vom Monte Bolca : ein Beitrag zur Morphogenie der Wirbelthiere / von Otto Jaekel - Jaekel, Otto, 1863 -1929 (J. Springer, 1894)

The epiphysial structures of Acanthias - Kingman, Robert Hills, 1890 -1983 (1917)

Ergebnisse der Hamburger Magalhaenischen Sammelreise - Hamburgisches Zoologisches Museum und Institut (L. Friedrichsen, 1907)

Erich Pontoppidans Kurzgefaßte Nachrichten, die Naturhistorie in Dännemark betreffend - Pontoppidan, Erich, 1698 -1764 (verlegts Gabriel Christian Rothens Wittwe und Prosst, und Michael Christian Bock, 1765)

Die Erscheinungen und Gesetze des organischen Lebens. Neu dargestellt - Treviranus, Gottfried Reinhold, 1776 -1837 (J.G. Heyse, 1831)

Essai d'ichtyologie des côtes océaniques et de l'intérieur de la France ou Diagnose des poissons observés - Desvaux, N. A. (Nicaise Auguste), 1784 -1856 (Impr. de Cosnier et Lachèse, 1851)

Essai sur l'histoire des vertébrés de la Provence et des départements circonvoisins - Réguis, J. M. F. (M. Lebon, 1882)

Essentials of zoology for students of medicine and first year students of science - Meek, Alexander, 1865 - (Longmans, Green and co, 1922)

Europäische Fauna, oder, Verzeichniss der wirbelthiere Europa's - Schinz, H. R. (Heinrich Rudolf), 1777 -1861 (E. Schweizerbarts Verlagshandlung, 1840)

The evolution and distribution of fishes - Macfarlane, John Muirhead, 1855 -1943 (The Macmillan company, 1923)

The evolution and distribution of fishes - Macfarlane, John Muirhead, 1855 -1943 (The Macmillan Company, 1923)

The evolution of man : a popular exposition of the principal points of human ontogeny and phylogeny - Haeckel, Ernst, 1834 -1919 (D. Appleton, 1879)

The evolution of man: a popular exposition of the principal points of human ontogeny and phylogeny - Haeckel, Ernst, 1834 -1919 (C. K. Paul & co, 1879)

The evolution of man: a popular exposition of the principal points of human ontogeny and phylogeny - Haeckel, Ernst, 1834 -1919 (Fowle, 1892)

The evolution of man, a popular scientific study - Haeckel, Ernst, 1834 -1919 (Putnam, 1910)

The evolution of man : a popular exposition of the principal points of human ontogeny and phylogeny - Haeckel, Ernst, 1834 -1919 (Appleton, 1879)

The evolution of man: a popular exposition of the principal points of human ontogeny and phylogeny. From the German of Ernst Haeckel - Haeckel, Ernst, 1834 -1919 (D. Appleton and Co, 1897)

The evolution of man: a popular exposition of the principal points of human ontogeny and phylogeny - Haeckel, Ernst, 1834 -1919 (D. Appleton and company, 1898)

The evolution of man: a popular exposition of the principal points of human ontogney phylogeny - Haeckel, Ernst, 1834 -1919 (Werner Co, 1876)

The evolution of man: a popular exposition of the principal points of human ontogeny and phylogeny - Haeckel, Ernst, 1834 -1919 (Kegan Paul, Trench & Co, 1883)

The evolution of man; a popular scientific study - McCabe, Joseph, 1867 -1955 (P. Eckler, publisher, 1906)

Expéditions scientifiques du Travailleur et du Talisman pendant les années 1880, 1881, 1882, 1883 - Perrier, Edmond, 1844 -1921 (G. Masson, 1888)

Experimental-Zoologie; eine zusammenfassung der durch Versuche ermittelten Gesetzmäszigkeiten tierischer formen und Verrichtungen - Przibram, Hans, 1874 -1944 (Franz Deuticke, 1908)

Extraits des procès-verbaux des séances / Société philomathique de Paris - Société Philomathique de Paris. (A. René, 1846)

Fauna arctica : eine Zusammenstellung der arktischen Tierformen mit besonderer Berücksichtigung des Spitzbergen-Gebietes auf Grund der Ergebnisse der Deutschen Expedition in das Nördliche Eismeer im Jahre 1898 - Brauer, August, 1863 -1917 (G. Fischer, 1901)

Fauna boreali-americana, or, The zoology of the northern parts of British America : containing descriptions of the objects of natural history collected on the late northern land expeditions under command of Captain Sir John Franklin, R.N - Richardson, John, Sir, 1787 -1865 (John Murray, 1836)

Fauna boreali-americana, or, The zoology of the northern parts of British America : containing descriptions of the objects of natural history collected on the late northern land expeditions, under command of Captain Sir John Franklin, R.N - Richardson, John, Sir, 1787 -1865 (J. Murray [etc.], 1829)

Fauna brasiliense. Peixes - Museu Nacional (Brazil) (Impre. Nacional, 1907)

Fauna der Vorwelt mit steter Berücksichtigung der lebenden Thiere - Giebel, C. (Christoph), 1820 -1881 (F.A. Brockhaus, 1847)

Fauna Groenlandica : systematice sistens animalia Groenlandiae occidentalis hactenus indagata, quoad nomen specificum, triviale, vernaculumque : synonyma auctorum plurium, descriptionem, locum, victum, generationem, mores, usum, capturamque singuli, prout detegendi occasio fuit : maximaque parte secundum proprias observationes - Fabricius, Otto, 1744 -1822 (Impensis Ioannis Gottlob Rothe, 1780)

Fauna ictiológica de Catalunya. Catálech rahonat dels peixos observats en el litoral y en les aygues dolçes catalanes - Gibert y Oliver, Agustí María (J. Bartra Laborde, 1913)

Fauna japonica, sive, Descriptio animalium, quae in itinere per Japoniam, jussu et auspiciis, superiorum, qui summum in India Batava imperium tenent, suscepto, annis 1823-1830 - Siebold, Philipp Franz von, 1796 -1866 (Apud Auctorem, 1850)

Fauna of New England (Printed for the [Boston] Society [of Natural History] from the Gurdon Saltonstall Fund, 1904)

Fauna Rossīi i sopredi︠e︡lʹnykh stran : preimushchestvenno po kollekt︠s︡īi︠a︡m Zoologicheskago muzei︠a︡ Imperatorskoĭ akademīi nauk - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia). Zoologicheskīĭ muzeĭ. (The Academy, 1911)