The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1917)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1917)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1917)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1917)

Annual report - Harvard University. Museum of Comparative Zoology. (Harvard University, 1961)

Annual report - Harvard University. Museum of Comparative Zoology. (Harvard University, 1961)

Annual report - Harvard University. Museum of Comparative Zoology. (Harvard University, 1962)

Annual report - Harvard University. Museum of Comparative Zoology. (Harvard University, 1967)

Annual report - Harvard University. Museum of Comparative Zoology. (Harvard University, 1967)

Archiv für Naturgeschichte (Nicolai, 1895)

Archiv für Naturgeschichte (Nicolai, 1903)

Archiv für Naturgeschichte (Nicolai, 1903)

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

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 1967)

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 1967)

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 1967)

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 1967)

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 1967)

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 1967)

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 1967)

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 1967)

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 1967)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1981)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1947)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1900)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1902)

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)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1897)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1897)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1897)

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)

Entomological news - American Entomological Society. (American Entomological Society, 1955)

Entomological news - American Entomological Society. (American Entomological Society, 1968)

Entomological news - American Entomological Society. (American Entomological Society, 2001)

Entomological news - American Entomological Society. (American Entomological Society, 2001)

Entomological news - American Entomological Society. (American Entomological Society, 2001)

Die Fauna südwest-Australiens. Ergebnisse der Hamburger südwest-australischen Forschungsreise 1905 - Michaelsen, W. (Wilhelm), 1860 -1937 (G. Fischer, 1908)

Hymenoptera of America north of Mexico : synoptic catalog, second supplement - Krombein, Karl V. (U.S. Dept. of Agriculture, 1967)

Hymenoptera of America north of Mexico : synoptic catalog, second supplement - Krombein, Karl V. (U.S. Dept. of Agriculture, 1967)

Hymenoptera of America north of Mexico : synoptic catalog, second supplement - Krombein, Karl V. (U.S. Dept. of Agriculture, 1967)

Hymenoptera of America north of Mexico : synoptic catalog, second supplement - Krombein, Karl V. (U.S. Dept. of Agriculture, 1967)

Hymenoptera of America north of Mexico : synoptic catalog, second supplement - Krombein, Karl V. (U.S. Dept. of Agriculture, 1967)

An index to the scientific contents of the Journal and Proceedings of the Academy of Natural Sciences of Philadelphia [1817-1910] Published in commemoration of the centenary of the academy, March 21, 1912 - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences, 1912)

Index zoologicus. An alphabetical list of names of genera and subgenera proposed for use in zoology as recorded in the "Zoological record" 1880-1900, together with other names not included in the "Nomenclator zoologicus" of S.H. Scudder - Zoological Society of London. (Printed for the Society, 1902)

The Journal of arachnology - American Arachnological Society (American Arachnological Society, 1984)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1966)

Memoirs of the Queensland Museum - Queensland Museum. (Queensland Museum, 1993)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1894)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1894)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1894)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1913)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1841)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1961)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1969)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1976)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1976)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1976)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2010)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2010)

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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, 1884)

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)

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)

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

The Zoological record - Zoological Society of London. (J.V. Voorst, 1884)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1884)

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The Zoological record - Zoological Society of London. (J.V. Voorst, 1880)

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Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1884)