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The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1919)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1919)

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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, 1914)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1914)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1915)

Archiv für Naturgeschichte Abteilung B (Nicolai, 1915)

Archiv für Naturgeschichte (Nicolai, 1850)

Archiv für Naturgeschichte (Nicolai, 1862)

Archiv für Naturgeschichte (Nicolai, 1893)

Archiv für Naturgeschichte (Nicolai, 1902)

Archiv für Naturgeschichte (Nicolai, 1903)

Archiv für Naturgeschichte (Nicolai, 1903)

Archiv für Naturgeschichte (Nicolai, 1904)

Archiv für Naturgeschichte (Nicolai, 1904)

Archiv für Naturgeschichte (Nicolai, 1905)

Archiv für Naturgeschichte (Nicolai, 1905)

Archiv für Naturgeschichte (Nicolai, 1905)

Archiv für Naturgeschichte (Nicolai, 1907)

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

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

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Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1976)

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

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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 British Ichneumonidae in the collection of the British Museum - British Museum (Natural History) (1856)

Catalogue of British Ichneumonidae in the collection of the British Museum - British Museum (Natural History) (1856)

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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)

Eine Centurie neuer Hymenopteren. Die Zweite Centurie neuer Hymenopteren - Foerster, Arn. (Arnold), 1810 -1884 (1850)

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The Entomologist - Royal Entomological Society of London (Simpkin, Marshall & Co, 1884)

The Entomologist - Royal Entomological Society of London (Simpkin, Marshall & Co, 1884)

The Entomologist - Royal Entomological Society of London (Simpkin, Marshall & Co, 1884)

The Entomologist - Royal Entomological Society of London (Simpkin, Marshall & Co, 1884)

The Entomologist - Royal Entomological Society of London (Simpkin, Marshall & Co, 1884)

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The Fauna of British India, including Ceylon and Burma - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (Taylor and Francis, 1897)

The Fauna of British India, including Ceylon and Burma - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (Taylor and Francis, 1897)

The Fauna of British India, including Ceylon and Burma - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (Taylor and Francis, 1897)

The Fauna of British India, including Ceylon and Burma - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (Taylor and Francis, 1897)

The Fauna of British India, including Ceylon and Burma - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (Taylor and Francis, 1897)

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, 1906)

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

Forest Lepidoptera of southern Ontario and their parasites, received and reared at the Ottawa Forest Insect Survey Laboratory from 1937 to 1948 - Canada. Department of Agriculture. Forest Biology Division. (1952)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1905)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1905)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1905)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1905)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1905)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1905)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1905)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1905)

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

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

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

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

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

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

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

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Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1890)

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Hymenoptera ... - Morley, Claude 1874 -1951 (Taylor and Francis; [etc., etc.], 1913)

Hymenoptera ... - Morley, Claude 1874 -1951 (Taylor and Francis; [etc., etc.], 1913)

Hymenoptera ... - Morley, Claude 1874 -1951 (Taylor and Francis; [etc., etc.], 1913)

Hymenoptera ... - Morley, Claude 1874 -1951 (Taylor and Francis; [etc., etc.], 1913)

Hymenoptera ... - Morley, Claude 1874 -1951 (Taylor and Francis; [etc., etc.], 1913)

Hymenoptera ... - Morley, Claude 1874 -1951 (Taylor and Francis; [etc., etc.], 1913)

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

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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 Mitteleuropas nach ihren gattungen und zum grossen teil auch nach ihren arten analytisch - Schmiedeknecht, Otto, 1847 -1936 (G. Fischer, 1907)

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Ichneumonologia brittannica. The ichneumons of Great Britain; a descriptive account of the families, genera and species indigenous to the British islands, together with notes as to classifiation, localitites, habitats, host, etc - Morley, Claude 1874 -1951 (J.H. Keys, 1903)

Ichneumonologia brittannica. The ichneumons of Great Britain; a descriptive account of the families, genera and species indigenous to the British islands, together with notes as to classifiation, localitites, habitats, host, etc - Morley, Claude 1874 -1951 (J.H. Keys, 1903)

Ichneumonologia brittannica. The ichneumons of Great Britain; a descriptive account of the families, genera and species indigenous to the British islands, together with notes as to classifiation, localitites, habitats, host, etc - Morley, Claude 1874 -1951 (J.H. Keys, 1903)

Ichneumonologia brittannica. The ichneumons of Great Britain; a descriptive account of the families, genera and species indigenous to the British islands, together with notes as to classifiation, localitites, habitats, host, etc - Morley, Claude 1874 -1951 (J.H. Keys, 1903)

Ichneumonologia brittannica. The ichneumons of Great Britain; a descriptive account of the families, genera and species indigenous to the British islands, together with notes as to classifiation, localitites, habitats, host, etc - Morley, Claude 1874 -1951 (J.H. Keys, 1903)

Ichneumonologia brittannica. The ichneumons of Great Britain; a descriptive account of the families, genera and species indigenous to the British islands, together with notes as to classifiation, localitites, habitats, host, etc - Morley, Claude 1874 -1951 (J.H. Keys, 1903)

Ichneumonologia brittannica. The ichneumons of Great Britain; a descriptive account of the families, genera and species indigenous to the British islands, together with notes as to classifiation, localitites, habitats, host, etc - Morley, Claude 1874 -1951 (J.H. Keys, 1903)

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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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