Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1913)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1887)

Anales del Museo Nacional de Historia Natural de Buenos Aires - Museo Nacional de Historia Natural de Buenos Aires. (Impr. y Casa Editora "Juan A. Alsina", 1913)

Anales del Museo Nacional de Historia Natural de Buenos Aires - Museo Nacional de Historia Natural de Buenos Aires. (Impr. y Casa Editora "Juan A. Alsina", 1913)

Anales del Museo Nacional de Historia Natural de Buenos Aires - Museo Nacional de Historia Natural de Buenos Aires. (Impr. y Casa Editora "Juan A. Alsina", 1913)

Anales del Museo Nacional de Historia Natural de Buenos Aires - Museo Nacional de Historia Natural de Buenos Aires. (Impr. y Casa Editora "Juan A. Alsina", 1913)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1889)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1889)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1889)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1889)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1889)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1889)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1889)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1889)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1899)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1905)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1910)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1910)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1910)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1911)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1911)

Annales historico-naturales Musei Nationalis Hungarici - Horváth, Géza, 1847 -1937 (1903)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1841)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1841)

Annals of natural history (R. and J.E. Taylor, 1841)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1912)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1912)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1912)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1913)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1913)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1913)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1913)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1914)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1914)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1916)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1917)

Archiv für Naturgeschichte (Nicolai, 1842)

Archiv für Naturgeschichte (Nicolai, 1842)

Archiv für Naturgeschichte (Nicolai, 1844)

Archiv für Naturgeschichte (Nicolai, 1844)

Archiv für Naturgeschichte (Nicolai, 1847)

Archiv für Naturgeschichte (Nicolai, 1882)

Archiv für Naturgeschichte (Nicolai, 1901)

Archiv für Naturgeschichte (Nicolai, 1904)

Archiv für Naturgeschichte (Nicolai, 1904)

Archiv für Naturgeschichte (Nicolai, 1904)

Archiv für Naturgeschichte (Nicolai, 1905)

Archiv für Naturgeschichte (Nicolai, 1905)

Archiv für Naturgeschichte (Nicolai, 1906)

Archiv für Naturgeschichte (Nicolai, 1906)

Archiv für Naturgeschichte (Nicolai, 1909)

Archiv für Naturgeschichte (Nicolai, 1910)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2011)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2011)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2017)

Berliner entomologische Zeitschrift / herausgegeben von dem Entomologischen Verein in Berlin - Berliner Entomologischer Verein (In Commission der Nicolai'schen Verlagsbuchhandlung, 1881)

Berliner entomologische Zeitschrift / herausgegeben von dem Entomologischen Verein in Berlin - Berliner Entomologischer Verein (In Commission der Nicolai'schen Verlagsbuchhandlung, 1881)

Berliner entomologische Zeitschrift / herausgegeben von dem Entomologischen Verein in Berlin - Berliner Entomologischer Verein (In Commission der Nicolai'schen Verlagsbuchhandlung, 1889)

Berliner entomologische Zeitschrift / herausgegeben von dem Entomologischen Verein in Berlin - Berliner Entomologischer Verein (In Commission der Nicolai'schen Verlagsbuchhandlung, 1890)

Berliner entomologische Zeitschrift / herausgegeben von dem Entomologischen Verein in Berlin - Berliner Entomologischer Verein (In Commission der Nicolai'schen Verlagsbuchhandlung, 1891)

Berliner entomologische Zeitschrift / herausgegeben von dem Entomologischen Verein in Berlin - Berliner Entomologischer Verein (In Commission der Nicolai'schen Verlagsbuchhandlung, 1912)

Berliner entomologische Zeitschrift / herausgegeben von dem Entomologischen Verein in Berlin - Berliner Entomologischer Verein (In Commission der Nicolai'schen Verlagsbuchhandlung, 1912)

Berliner entomologische Zeitschrift / herausgegeben von dem Entomologischen Verein in Berlin - Berliner Entomologischer Verein (In Commission der Nicolai'schen Verlagsbuchhandlung, 1912)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1904)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1910)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1910)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1911)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1911)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1913)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1913)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1914)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1914)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1915)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1915)

Biologia Centrali-Americana :zoology, botany and archaeology - Godman, Frederick Du Cane, 1834 -1919 (Published for the editors by R. H. Porter], 1900)

Botany - Gray, Asa, 1810 -1888 (John Wilson and Son, 1880)

Brehms thierleben, allgemeine kunde des thierreichs - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliographischen instituts, 1877)

Brehms thierleben, allgemeine kunde des thierreichs - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliographischen instituts, 1877)

Brehms thierleben, allgemeine kunde des thierreichs - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliographischen instituts, 1877)

Brehms thierleben, allgemeine kunde des thierreichs - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliographischen instituts, 1877)

Brehms thierleben, allgemeine kunde des thierreichs - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliographischen instituts, 1877)

Brehms Tierleben; allgemeine kunde des thierreichs. Mit 1910 abbildungen im text, 11 karten und 180 tafeln in farbendruck und holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institute, 1893)

Brehms Tierleben; allgemeine kunde des thierreichs. Mit 1910 abbildungen im text, 11 karten und 180 tafeln in farbendruck und holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institute, 1893)

Brehms Tierleben; allgemeine kunde des thierreichs. Mit 1910 abbildungen im text, 11 karten und 180 tafeln in farbendruck und holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institute, 1893)

Brehms Tierleben : allgemeine Kunde des Tierreichs : mit 1800 Abbildungen im Text, 9 Karten und 180 Tafeln in Farbendruck und Holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institut, 1892)

Brehms Tierleben : allgemeine Kunde des Tierreichs : mit 1800 Abbildungen im Text, 9 Karten und 180 Tafeln in Farbendruck und Holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institut, 1892)

Bulletin - United States National Museum (G.P.O, 1914)

Bulletin - United States National Museum (G.P.O, 1914)

Bulletin de la Société d'histoire naturelle de Toulouse - Société d'histoire naturelle de Toulouse. (Bonnal et Gibrac, 1879)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1980)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1980)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1980)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1980)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1980)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1932)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1932)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1954)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1954)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1882)

Bulletin of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1915)

Bulletin - State Geological and Natural History Survey of Connecticut - State Geological; Natural History Survey of Connecticut. (State Geological and Natural History Survey of Connecticut, 1916)

Bulletin - State Geological and Natural History Survey of Connecticut - State Geological; Natural History Survey of Connecticut. (State Geological and Natural History Survey of Connecticut, 1916)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1901)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1901)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1901)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1901)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1905)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1905)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalogue of insects found in New Jersey - Smith, John Bernhard, 1858 -1912 (John L. Murphy, 1890)

Catalogue of insects found in New Jersey - Smith, John Bernhard, 1858 -1912 (John L. Murphy, 1890)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (Printed for the State Geological and Natural History Survey, 1920)

Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (Printed for the State Geological and Natural History Survey, 1920)

Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (State Geological and Natural History Survey, 1920)

Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (State Geological and Natural History Survey, 1920)

Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (State Geological and Natural History Survey, 1920)

Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (State Geological and Natural History Survey, 1920)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1951)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1960)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1951)

Dictionnaire classique des sciences naturelles : présentant la définition, l'analyse et l'histoire de tous les êtres qui composent les trois règnes, leurs application générale aux arts, à l'agriculture, à la médicine, à l'économie domestique, etc - Bory de Saint-Vincent, M. (Jean Baptiste Geneviève Marcellin), 1778 -1846 (Meline, Cans et Ce, 1839)

Dictionnaire des sciences naturelles, dans lequel on traite méthodiquement des différens êtres de la nature, considérés soit en eux-mêmes, d'après l'état actuel de nos connoissances, soit relativement à l'utilité qu'en peuvent retirer la médecine, l'agriculture, le commerce et les artes. Suivi d'une biographie des plus célèbres naturalistes ... - Cuvier, Frédéric, 1773 -1838 (F. G. Levrault;||Le Normant, 1821)

Encyclopédie d'histoire naturelle; ou, traité complet de cette science d'après les travaux des naturalistes les plus éminents de tous les pays et de toutes les époques: Buffon, Daubenton, Lacépède, G. Cuvier, F. Cuvier, Geoffroy Saint-Hilaire, Latreille, De Jussieu, Brongniart, etc - Chenu, Jean-Charles, 1808 -1879 (Maresq, 1851)

Encyclopédie d'histoire naturelle; ou, traité complet de cette science d'après les travaux des naturalistes les plus éminents de tous les pays et de toutes les époques: Buffon, Daubenton, Lacépède, G. Cuvier, F. Cuvier, Geoffroy Saint-Hilaire, Latreille, De Jussieu, Brongniart, etc - Chenu, Jean-Charles, 1808 -1879 (Maresq, 1859)

Encyclopédie d'histoire naturelle; ou, traité complet de cette science d'après les travaux des naturalistes les plus éminents de tous les pays et de toutes les époques: Buffon, Daubenton, Lacépède, G. Cuvier, F. Cuvier, Geoffroy Saint-Hilaire, Latreille, De Jussieu, Brongniart, etc - Chenu, Jean-Charles, 1808 -1879 (Maresq, 1875)

Entomologica Americana - Brooklyn Entomological Society (New York Entomological Society [etc.], 1888)

Entomological news - American Entomological Society. (American Entomological Society, 1940)

Entomological news - American Entomological Society. (American Entomological Society, 1952)

Entomological news - American Entomological Society. (American Entomological Society, 1952)

Entomological news - American Entomological Society. (American Entomological Society, 1953)

Entomological news - American Entomological Society. (American Entomological Society, 1953)

Entomological news - American Entomological Society. (American Entomological Society, 1953)

Entomologische Zeitung - Entomologischer Verein in Stettin. (Entomologischer Verein zu Stettin, 1906)

Entomologische Zeitung - Entomologischer Verein in Stettin. (Entomologischer Verein zu Stettin, 1909)

Entomologische Zeitung - Entomologischer Verein in Stettin. (Entomologischer Verein zu Stettin, 1909)

Entomologische Zeitung - Entomologischer Verein in Stettin. (Entomologischer Verein zu Stettin, 1909)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1905)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1908)

Final report of the state geologist Vol.II, pt.2 Zoology - New Jersey Geological Survey. (The Survey, 1890)

Final report of the state geologist Vol.II, pt.2 Zoology - New Jersey Geological Survey. (The Survey, 1890)

Final report. v. 1-8 - New Jersey Geological Survey. (1917)

Final report. v. 1-8 - New Jersey Geological Survey. (1917)

Flowers and insects; lists of visitors of four hundred and fifty-three flowers - Robertson, Charles, 1858 -1935 (n.p, 1928)

A forest flora of Chota Nagpur including Gangpur and the Santal-Parganahs - Haines, Henry Haselfoot, 1867 -1943 (Bishen Singh Mahendra Pal Singh, 1910)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1902)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1902)

A general system of nature, through the three grand kingdoms of animals, vegetables, and minerals, systematically divided into their several classes, orders, genera, species, and varieties, with their habitations, manners, economy, structure, and peculiarities - Willdenow, Karl Ludwig, 1765 -1812 (Printed for Lackington, Allen, and Co, 1806)

Guide to California insects - Woodworth, C. W. (Charles William), 1865 -1940 (The Law press, 1913)

Guide to the insects of Connecticut - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (Geological and Natural History Survey, 1916)

Guide to the insects of Connecticut - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (Geological and Natural History Survey, 1916)

Guide to the insects of Connecticut - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (Geological and Natural History Survey, 1916)

Guide to the insects of Connecticut - Wheeler, William Morton, 1865 -1937 (Printed for The State Geological and Natural History Survey, 1916)

Guide to the insects of Connecticut - Wheeler, William Morton, 1865 -1937 (Printed for The State Geological and Natural History Survey, 1916)

Guide to the insects of Connecticut - Wheeler, William Morton, 1865 -1937 (Printed for The State Geological and Natural History Survey, 1916)

A guide to the natural history of the Isle of Wight : a series of contributions by specialists relating to the various branches of natural history and kindred subjects - Morey, Frank, 1858 -1925 (The County Press, 1909)

Handbook of zoology - Hoeven, Jan van der, 1801 -1868 (University Press, 1856)

Handbook of zoology - Clark, William, 1788 -1855 (Longman, Brown, Green, Longmans, and Roberts, 1856)

Handbuch der Zoologie - Peters, Wilhelm C. H. (Wilhelm C. Hartwig), 1815 -1883 (W. Engelmann, 1875)

Handbuch der zoologie - Carus, Julius Victor, 1823 -1903 (W. Engelmann, 1863)

Histoire naturelle des insectes. Hyménoptères - Lepeletier de Saint Fargeau, Amédée Louis Michel, comte, 1770 -1845 (Librairie Encyclopédique de Roret, 1846)

Hymenoptera of America north of Mexico : synoptic catalog - Krombein, Karl V. (U.S. Dept. of Agriculture, 1951)

Hymenoptera of America north of Mexico : synoptic catalog - Krombein, Karl V. (U.S. Dept. of Agriculture, 1951)

Hymenoptera of America north of Mexico : synoptic catalog, first supplement - Krombein, Karl V. (U.S. Dept. of Agriculture, 1958)

Hymenoptera of America north of Mexico : synoptic catalog, first supplement - Krombein, Karl V. (U.S. Dept. of Agriculture, 1958)

Die Hymenopteren Deutschlands nach ihren Gattungen und theilweise nach ihren Arten als Wegweiser : für angehende Hymenopterologen und gleichzeitig als Verzeichniss der Halle'schen Hymenopterenfauna - Taschenberg, Ernst Ludwig, 1818 -1898 (Eduard Kummer, 1866)

Die Hymenopteren Deutschlands nach ihren Gattungen und theilweise nach ihren Arten als Wegweiser : für angehende Hymenopterologen und gleichzeitig als Verzeichniss der Halle'schen Hymenopterenfauna - Taschenberg, Ernst Ludwig, 1818 -1898 (Eduard Kummer, 1866)

Illustrirtes Thierleben - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliogr. Instituts, 1869)

Illustrirtes Thierleben - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliogr. Instituts, 1869)

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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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 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 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 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 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, 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, 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, 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, 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, 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, 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, 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, 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, 1801)

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Insect life - United States. Division of Entomology. (G.P.O, 1888)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1889)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1890)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1891)

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Insects of New Jersey; a list of the species occurring in New Jersey, with notes on those of economic importance - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, state printers, 1900)

Insects of New Jersey; a list of the species occurring in New Jersey, with notes on those of economic importance - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, state printers, 1900)

Insects of New Jersey; a list of the species occurring in New Jersey, with notes on those of economic importance - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, state printers, 1900)

Insects of New Jersey; a list of the species occurring in New Jersey, with notes on those of economic importance - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, state printers, 1900)

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Die Insekten, Tausendfüssler und Spinnen - Brehm, Alfred Edmund, 1829 -1884 (Bibliographische Institut, 1884)

Die Insekten, Tausendfüssler und Spinnen - Brehm, Alfred Edmund, 1829 -1884 (Bibliographische Institut, 1884)

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International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1906)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1906)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1907)

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An introduction to entomology - Comstock, John Henry, 1849 -1931 (The Comstock publishing co, 1920)

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Journal of the New-York Microscopical Society - New York Microscopical Society. (The Society, 1891)

A List of the insects of New York : with a list of the spiders and certain other allied groups - Leonard, Mortimer Demarest, 1890 - (Cornell University, 1928)

A List of the insects of New York : with a list of the spiders and certain other allied groups - Leonard, Mortimer Demarest, 1890 - (Cornell University, 1928)

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1807)

A naturalist's wanderings in the Eastern Archipelago, a narrative of travel and exploration from 1878 to 1883 - Forbes, Henry O. (Henry Ogg), 1851 -1932 (S. Low, Marston, Searle & Rivington, 1885)

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Nomenclator zoologicus : continens nomina systematica generum animalium tam viventium quam fossilium, secundum ordinem alphabeticum disposita, adjectis auctoribus, libris, in quibus reperiuntur, anno editionis, etymologia et familiis, ad quas pertinent, in singulis classibus - Agassiz, Louis, 1807 -1873 (Jent et Gassmann, 1842)

Nomenclatoris zoologici index universalis : continens nomina systematica classium, ordinum, familiarum et generum animalium omnium ... homonymiis plantarum - Agassiz, Louis, 1807 -1873 (Sumptibus Jent et Gassman, 1848)

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Plant lists : British Guiana - Cruz, Juan S. de la (1921)

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Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 2003)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 2003)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 2003)

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Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1901)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1952)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1958)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1958)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1958)

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Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1961)

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Species des hyménoptères d'Europe & d'Algérie - André, Ernest, 1838 -1914 (1902)

Species des hyménoptères d'Europe & d'Algérie - André, Ernest, 1838 -1914 (1902)

Species des hyménoptères d'Europe & d'Algérie - André, Ernest, 1838 -1914 (1902)

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Synopsis of the families and genera of the Hymenoptera of America, north of Mexico, together with a catalogue of the described species, and bibliography - Cresson, E. T. (Ezra Townsend), 1838 -1926 (P.C. Stockhausen, Printer], 1887)

Synopsis of the families and genera of the Hymenoptera of America, north of Mexico, together with a catalogue of the described species, and bibliography - Cresson, E. T. (Ezra Townsend), 1838 -1926 (P.C. Stockhausen, Printer], 1887)

Synopsis of the families and genera of the Hymenoptera of America, north of Mexico together with a catalogue of the described species and bibliography - Cresson, E. T. (Ezra Townsend), 1838 -1926 (American Entomological Society?, 1887)

Synopsis of the families and genera of the Hymenoptera of America, north of Mexico, together with a catalogue of the described species, and bibliography - Cresson, E. T. (Ezra Townsend), 1838 -1926 (P.C. Stockhausen, Printer], 1887)

Synopsis of the families and genera of the Hymenoptera of America, north of Mexico together with a catalogue of the described species and bibliography - Cresson, E. T. (Ezra Townsend), 1838 -1926 (American Entomological Society?, 1887)

Synopsis of the families and genera of the Hymenoptera of America, north of Mexico together with a catalogue of the described species and bibliography - Cresson, E. T. (Ezra Townsend), 1838 -1926 (American Entomological Society?, 1887)

Synopsis of the families and genera of the Hymenoptera of America, north of Mexico together with a catalogue of the described species and bibliography - Cresson, E. T. (Ezra Townsend), 1838 -1926 (American Entomological Society?, 1887)

Synopsis of the families and genera of the Hymenoptera of America, north of Mexico, together with a catalogue of the described species, and bibliography - Cresson, E. T. (Ezra Townsend), 1838 -1926 (P.C. Stockhausen, Printer], 1887)

Synopsis of the families and genera of the Hymenoptera of America, north of Mexico together with a catalogue of the described species and bibliography - Cresson, E. T. (Ezra Townsend), 1838 -1926 (American Entomological Society?, 1887)

Synopsis of the families and genera of the Hymenoptera of America, north of Mexico together with a catalogue of the described species and bibliography - Cresson, E. T. (Ezra Townsend), 1838 -1926 (American Entomological Society?, 1887)

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Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1912)

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Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1901)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

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Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

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Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1922)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1922)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1922)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1922)

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Transactions of the Entomological Society of London - Royal Entomological Society of London (The Society, 1843)

Transactions of the Entomological Society of London - Royal Entomological Society of London (The Society, 1843)

Transactions of the Entomological Society of London - Royal Entomological Society of London (The Society, 1843)

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Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien - Zoologisch-Botanische Gesellschaft in Wien. (Kaiserlich-Königliche Zoologisch-Botanische Gesellschaft in Wien, 1886)

Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien - Zoologisch-Botanische Gesellschaft in Wien. (Kaiserlich-Königliche Zoologisch-Botanische Gesellschaft in Wien, 1886)

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