The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1994)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1994)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1994)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1994)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1994)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1994)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1994)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1994)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1994)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1994)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1994)

Catalog der Conchylien-Sammlung, mit Hinzufügung der bis jetzt publicirtne recenten Arten, sowie der ermittelten Synonyma - Paetel, Friedrich, 1812 -1888 (1889)

Catalogue des mollusques observés a l'état vivant dans le département de la Somme - Bizet, Édouard. (Société linnéenne du Nord de la France, 1889)

Catalogue général des mollusques vivants de France : mollusques terrestres, des eaux douces et des eaux saumatres - Locard, Arnould, 1841 -1904 (H. Georg, 1882)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1896)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1896)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1896)

Catalogue of the contents of the museum of the Royal College of Surgeons of England : Part 1 , Plants and invertebrate animals in the dried state - Royal College of Physicians of London. (Taylor & Francis, 1860)

Centralblatt für Mineralogie, Geologie und Paläontologie (E. Schweizerbart'sche Verlagshandlung, 1913)

Centralblatt für Mineralogie, Geologie und Paläontologie (E. Schweizerbart'sche Verlagshandlung, 1918)

Centralblatt für Physiologie - Physiologische Gesellschaft zu Berlin. (Toeplitz & Deuticke, 1902)

The changing Illinois environment : critical trends : technical report of the Critical Trends Assessment Project - Illinois. Dept. of Energy; Natural Resources. (Ill. Dept. of Energy and Natural Resources, 1994)

Comptes rendus hebdomadaires des séances de l'Académie des sciences - Centre national de la recherche scientifique (France) (publiés avec le concours du Centre national de la recherche scientifique par MM. les secrétaires perpétuels, 1881)

Comptes rendus hebdomadaires des séances de l'Académie des sciences - Centre national de la recherche scientifique (France) (publiés avec le concours du Centre national de la recherche scientifique par MM. les secrétaires perpétuels, 1881)

Current bibliography for aquatic sciences and fisheries - Food; Agriculture Organization of the United Nations. Fisheries Division. Biology Branch. (Taylor & Francis ltd, 1960)

Current bibliography for aquatic sciences and fisheries - Food; Agriculture Organization of the United Nations. Fisheries Division. Biology Branch. (Taylor & Francis ltd, 1960)

Current bibliography for aquatic sciences and fisheries - Food; Agriculture Organization of the United Nations. Fisheries Division. Biology Branch. (Taylor & Francis ltd, 1961)

Current bibliography for aquatic sciences and fisheries - Food; Agriculture Organization of the United Nations. Fisheries Division. Biology Branch. (Taylor & Francis ltd, 1964)

Current bibliography for aquatic sciences and fisheries - Food; Agriculture Organization of the United Nations. Fisheries Division. Biology Branch. (Taylor & Francis ltd, 1967)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1949)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1949)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1949)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1949)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1949)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1949)

Description de la faune de la mollasse marine et d'eau douce du Lyonnais et du Dauphiné - Locard, Arnould, 1841 -1904 (s.n, 1878)

Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C. F. Winter, 1896)

Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C. F. Winter, 1896)

Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C. F. Winter, 1896)

Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C. F. Winter, 1896)

Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C. F. Winter, 1896)

Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C. F. Winter, 1896)

Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C. F. Winter, 1879)

Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C. F. Winter, 1879)

Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C. F. Winter, 1879)

L'Echange : organe des Naturalistes de la région lyonnaise - Naturalistes de la région lyonnaise (Society) (L. Jacquet, 1896)

L'Echange : organe des Naturalistes de la région lyonnaise - Naturalistes de la région lyonnaise (Society) (L. Jacquet, 1896)

Entwicklungsgeschichte von Littorina obtusata - Delsman, Hendricus Christoffel, 1886 - (Brill, 1914)

An environmental evaluation of the lower Welland River - Keenleyside, Karen Anne, 1964 - (The Project, 1993)

An environmental evaluation of the lower Welland River - Keenleyside, Karen Anne, 1964 - (The Project, 1993)

An environmental evaluation of the lower Welland River - Keenleyside, Karen Anne, 1964 - (The Project, 1993)

An environmental evaluation of the lower Welland River - Keenleyside, Karen Anne, 1964 - (The Project, 1993)

An environmental evaluation of the lower Welland River - Keenleyside, Karen Anne, 1964 - (The Project, 1993)

An environmental evaluation of the lower Welland River - Keenleyside, Karen Anne, 1964 - (The Project, 1993)

An environmental evaluation of the lower Welland River - Keenleyside, Karen Anne, 1964 - (The Project, 1993)

An environmental evaluation of the lower Welland River - Keenleyside, Karen Anne, 1964 - (The Project, 1993)

An environmental evaluation of the lower Welland River - Keenleyside, Karen Anne, 1964 - (The Project, 1993)

An environmental evaluation of the lower Welland River - Keenleyside, Karen Anne, 1964 - (The Project, 1993)

An environmental evaluation of the lower Welland River - Keenleyside, Karen Anne, 1964 - (The Project, 1993)

Ergebnisse naturwissenschaftlicher Forschungen auf Ceylon (in ... 1884-86) - Sarasin, Paul, 1856 -1929 (1908)

Ergebnisse naturwissenschaftlicher Forschungen auf Ceylon (in ... 1884-86) - Sarasin, Paul, 1856 -1929 (1908)

Ergebnisse naturwissenschaftlicher Forschungen auf Ceylon (in ... 1884-86) - Sarasin, Paul, 1856 -1929 (1908)

Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1903)

Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1903)

Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1903)

Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1903)

Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1903)

Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1903)

Fauna der in der palaarctischen region ... lebenden Binnenconchylien - Westerlund, Carl Agardh, 1831 -1908 (R. Friedländer & Sohn, 1886)

Fauna der nassauischon Mollusken - Kobelt, Wilhelm, 1840 -1916 (Niedner, 1871)

Fauna der nassauischon Mollusken - Kobelt, Wilhelm, 1840 -1916 (Niedner, 1871)

Fauna der nassauischon Mollusken - Kobelt, Wilhelm, 1840 -1916 (Niedner, 1871)

Fauna der nassauischon Mollusken - Kobelt, Wilhelm, 1840 -1916 (Niedner, 1871)

Fauna der nassauischon Mollusken - Kobelt, Wilhelm, 1840 -1916 (Niedner, 1871)

Fauna der nassauischon Mollusken - Kobelt, Wilhelm, 1840 -1916 (Niedner, 1871)

The Fauna of British India, including Ceylon and Burma - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (Taylor and Francis, 1915)

The Fauna of British India, including Ceylon and Burma - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (Taylor and Francis, 1915)

Fishery leaflet - U.S. Fish; Wildlife Service (The Service, 1933)

Fishery leaflet - U.S. Fish; Wildlife Service (The Service, 1933)

Földtani közlöny - Magyar Földtani Társulat. (1872)

Földtani közlöny - Magyar Földtani Társulat. (1880)

Földtani közlöny - Magyar Földtani Társulat. (1903)

Földtani közlöny - Magyar Földtani Társulat. (1903)

Földtani közlöny - Magyar Földtani Társulat. (1903)

Földtani közlöny - Magyar Földtani Társulat. (1903)

Földtani közlöny - Magyar Földtani Társulat. (1909)

Földtani közlöny - Magyar Földtani Társulat. (1909)

Földtani közlöny - Magyar Földtani Társulat. (1923)

Földtani közlöny - Magyar Földtani Társulat. (1923)

Földtani közlöny - Magyar Földtani Társulat. (1925)

Földtani közlöny - Magyar Földtani Társulat. (1926)

Földtani közlöny - Magyar Földtani Társulat. (1929)

Földtani közlöny - Magyar Földtani Társulat. (1929)

Földtani közlöny - Magyar Földtani Társulat. (1929)

Földtani közlöny - Magyar Földtani Társulat. (1929)

Földtani közlöny - Magyar Földtani Társulat. (1929)

Földtani közlöny - Magyar Földtani Társulat. (1936)

Földtani közlöny - Magyar Földtani Társulat. (1942)

Földtani közlöny - Magyar Földtani Társulat. (1942)

Földtani közlöny - Magyar Földtani Társulat. (1942)

Földtani közlöny - Magyar Földtani Társulat. (1942)

Földtani közlöny - Magyar Földtani Társulat. (1942)

Földtani közlöny - Magyar Földtani Társulat. (1943)

Földtani közlöny - Magyar Földtani Társulat. (1943)

Földtani közlöny - Magyar Földtani Társulat. (1943)

Földtani közlöny - Magyar Földtani Társulat. (1957)

Földtani közlöny - Magyar Földtani Társulat. (1963)

Földtani közlöny - Magyar Földtani Társulat. (1966)

Földtani közlöny - Magyar Földtani Társulat. (1971)

Földtani közlöny - Magyar Földtani Társulat. (1994)

Földtani közlöny - Magyar Földtani Társulat. (1998)

Földtani közlöny - Magyar Földtani Társulat. (1998)

Földtani közlöny - Magyar Földtani Társulat. (1998)

Földtani közlöny - Magyar Földtani Társulat. (1998)

Földtani közlöny - Magyar Földtani Társulat. (1999)

Földtani közlöny - Magyar Földtani Társulat. (1999)

Földtani közlöny - Magyar Földtani Társulat. (1999)

Földtani közlöny - Magyar Földtani Társulat. (1999)

Földtani közlöny - Magyar Földtani Társulat. (2000)

Földtani közlöny - Magyar Földtani Társulat. (2004)

Földtani közlöny - Magyar Földtani Társulat. (2004)

Földtani közlöny - Magyar Földtani Társulat. (2009)

The fresh & salt-water aquarium - Wood, J. G. (John George), 1827 -1889 (G. Routledge, 1868)

The fresh & salt-water aquarium - Wood, J. G. (John George), 1827 -1889 (G. Routledge, 1868)

The fresh and salt-water aquarium - Wood, J. G. (John George), 1827 -1889 (G. Routledge and Sons, 1869)

The fresh-water aquarium - Step, Edward, 1855 -1931 (Orange Judd Company, 1883)

The freshwater molluscs of Canada - Clarke, Arthur Haddleton, 1926 -2014 (National Museum of Natural Sciences, National Museums of Canada, 1981)

The freshwater molluscs of Canada - Clarke, Arthur Haddleton, 1926 -2014 (National Museum of Natural Sciences, National Museums of Canada, 1981)

The freshwater molluscs of Canada - Clarke, Arthur Haddleton, 1926 -2014 (National Museum of Natural Sciences, National Museums of Canada, 1981)

The freshwater molluscs of Canada - Clarke, Arthur Haddleton, 1926 -2014 (National Museum of Natural Sciences, National Museums of Canada, 1981)

The freshwater molluscs of Canada - Clarke, Arthur Haddleton, 1926 -2014 (National Museum of Natural Sciences, National Museums of Canada, 1981)

Furesøstudier en bathymetrisk botanisk zoologisk undersøgelse af Mølleaaens Søer - Wesenberg-Lund, C. (Carl), 1867 -1955 (A.F. Høst & søn, 1917)

Furesøstudier en bathymetrisk botanisk zoologisk undersøgelse af Mølleaaens Søer - Wesenberg-Lund, C. (Carl), 1867 -1955 (A.F. Høst & søn, 1917)

Furesøstudier en bathymetrisk botanisk zoologisk undersøgelse af Mølleaaens Søer - Wesenberg-Lund, C. (Carl), 1867 -1955 (A.F. Høst & søn, 1917)

Furesøstudier en bathymetrisk botanisk zoologisk undersøgelse af Mølleaaens Søer - Wesenberg-Lund, C. (Carl), 1867 -1955 (A.F. Høst & søn, 1917)

Die Gattungen Nerita und Neritopsis - Martens, Eduard von, 1831 -1904 (Verlag von Bauer & Raspe (Emil Küster), 1889)

The genera of recent Mollusca: arranged according to their organization - Adams, Henry, 1813 -1877 (J. Van Voorst, 1858)

The genera of recent Mollusca: arranged according to their organization - Adams, Henry, 1813 -1877 (J. Van Voorst, 1858)

The genera of recent Mollusca: arranged according to their organization - Adams, Henry, 1813 -1877 (J. Van Voorst, 1858)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1957)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1959)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1971)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1973)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1973)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1973)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1974)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1975)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1975)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1975)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1976)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1977)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1977)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1977)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1977)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1978)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1978)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1979)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1979)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1979)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1980)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1980)

The geological evidences of the antiquity of man : with remarks on theories of the origin of species by variation - Lyell, Charles, Sir, 1797 -1875 (J. Murray, 1863)

The geological magazine, or, Monthly journal of geology - Woodward, Henry, 1832 -1921 (Cambridge University Press, 1866)

The geological magazine, or, Monthly journal of geology - Woodward, Henry, 1832 -1921 (Cambridge University Press, 1882)

The geological magazine, or, Monthly journal of geology - Woodward, Henry, 1832 -1921 (Cambridge University Press, 1883)

The geological magazine, or, Monthly journal of geology - Woodward, Henry, 1832 -1921 (Cambridge University Press, 1903)

The geological magazine, or, Monthly journal of geology - Woodward, Henry, 1832 -1921 (Cambridge University Press, 1903)

The geological magazine, or, Monthly journal of geology - Woodward, Henry, 1832 -1921 (Cambridge University Press, 1864)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

Geologische Rundschau : Zeitschrift für Allgemeine Geologie (1913)

The geology of England and Wales: with notes on the physical features of the country - Woodward, Horace B. (Horace Bolingbroke), 1848 -1914 (G. Philip & Son, 1887)

The geology of England and Wales: with notes on the physical features of the country - Woodward, Horace B. (Horace Bolingbroke), 1848 -1914 (G. Philip & Son, 1887)

The geology of England and Wales: with notes on the physical features of the country - Woodward, Horace B. (Horace Bolingbroke), 1848 -1914 (G. Philip & Son, 1887)

Geology of Oxford and the valley of the Thames - Phillips, John, 1800 -1874 (Clarendon Press, 1871)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1952)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1951)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1959)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1966)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1966)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1980)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2022)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2022)

Goldfish breeds and other aquarium fishes, their care and propagation; a guide to freshwater and marine aquaria, their fauna, flora and management - Wolf, Herman Theodore, 1855 - (Innes & Sons, 1908)

Goldfish breeds and other aquarium fishes, their care and propagation; a guide to freshwater and marine aquaria, their fauna, flora and management - Wolf, Herman Theodore, 1855 - (Innes & Sons, 1908)

Goldfish breeds and other aquarium fishes, their care and propagation; a guide to freshwater and marine aquaria, their fauna, flora and management - Wolf, Herman Theodore, 1855 - (Innes & Sons, 1908)

Goldfish breeds and other aquarium fishes, their care and propagation; a guide to freshwater and marine aquaria, their fauna, flora and management - Wolf, Herman Theodore, 1855 - (Innes & Sons, 1908)