Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1879)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1882)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1903)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1904)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1914)

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)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1902)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1910)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1917)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1916)

Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge - American Philosophical Society. (American Philosophical Society, 1904)

Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge - American Philosophical Society. (American Philosophical Society, 1918)

Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge - American Philosophical Society. (American Philosophical Society, 1919)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1894)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1923)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1935)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1920)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1918)

Proceedings of the Entomological Society of British Columbia - Entomological Society of British Columbia (Entomological Society of British Columbia, 1927)

Proceedings of the Entomological Society of British Columbia - Entomological Society of British Columbia (Entomological Society of British Columbia, 1932)

Proceedings of the Entomological Society of British Columbia - Entomological Society of British Columbia (Entomological Society of British Columbia, 1939)

Proceedings of the Entomological Society of British Columbia - Entomological Society of British Columbia (Entomological Society of British Columbia, 1955)

Proceedings of the Entomological Society of British Columbia - Entomological Society of British Columbia (Entomological Society of British Columbia, 1958)

Proceedings of the Entomological Society of Ontario - Entomological Society of Ontario. (Entomological Society of Ontario, 1969)

Proceedings of the Entomological Society of Ontario - Entomological Society of Ontario. (Entomological Society of Ontario, 1985)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1919)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1946)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1950)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1953)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1961)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1963)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1967)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1973)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1976)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1978)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1979)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1981)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1986)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1989)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1991)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1997)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 2001)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 2002)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 2004)

Proceedings of the Hawaiian Entomological Society - Hawaiian Entomological Society. (Hawaiian Entomological Society, 1909)

Proceedings of the Indiana Academy of Science - Indiana Academy of Science. ([s.n.], 1916)

Proceedings of the International Ornithological Congress (Australian Academy of Science [etc.], 1955)

Proceedings of the International Ornithological Congress (Australian Academy of Science [etc.], 1962)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1894)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1899)

Proceedings of the Linnean Society of New South Wales - Linnean Society of New South Wales. (Linnean Society of New South Wales, 1896)

Proceedings of the Linnean Society of New South Wales - Linnean Society of New South Wales. (Linnean Society of New South Wales, 1954)

Proceedings of the National Academy of Sciences of the United States of America - National Academy of Sciences (U.S.) (National Academy of Sciences [etc.], 1917)

Proceedings of the Royal Irish Academy - Royal Irish Academy. (Royal Irish Academy, 1896)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1883)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1908)

Proceedings of the Royal Society of London Series B Containing papers of a Biological character - Royal Society (Great Britain) (Printed for the Royal Society and sold by Harrison & Sons, 1920)

The Proceedings of the Royal Society of Queensland - Royal Society of Queensland. (Royal Society of Queensland], 1885)

Proceedings of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (South London Entomological and Natural history Society, 1910)

Proceedings of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (South London Entomological and Natural history Society, 1922)

Proceedings of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (South London Entomological and Natural history Society, 1928)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1889)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1897)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1903)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1921)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1938)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1943)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1944)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1951)

Proceedings of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences, 1900)

Proceedings of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences, 1902)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1877)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1890)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1894)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1900)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1903)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1905)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1907)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1906)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1910)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1912)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1911)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1915)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1916)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1917)