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Authors: J Lawton Williams

Published in Psyche: A Journal of Entomology, in 1891, in volume 6, issue 187, pages 180-181

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Authors: D R Smith | J H Lawton

Published in Proceedings of The Entomological Society of Washington, in 1980, in volume 82, pages 447-453

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Authors: Robert O Belcher

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Authors: Robert Seiler

Published in Deutsche Entomologische Zeitschrift "Iris", in 1912, in volume 26, pages 216-219

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Authors: Josiah O Kuja | Robert R Jackson | Godfrey O Sune | Rebecca N H Karanja | Zipporah O Lagat | Georgina E Carvell

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Authors: Arne E Jensen | Timothy H Fisher | Robert O Hutchinson

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Authors: Robert W Taylor | Edward O Wilson

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Authors: Gordon A Marsh | Robert O Schuster

Published in The Coleopterists Bulletin, in 1962, in volume 16, issue 2, pages 33-56

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Authors: Robert O Schuster | Albert A Griarick

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Authors: Robert Ridgway

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Authors: Robert O Cunningham

Published in Annals And Magazine of Natural History, in 1865, in volume 15, pages 355

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Authors: Robert O Schuster

Published in Proceedings of the Biological Society of Washington, in 1971, in volume 84, issue 26, pages 213-224

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Authors: Edward O Wilson | Robert W Taylor

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Authors: Robert Bleiweiss | Sher L Hendrickson | Mark E Berres | Yoshika O Willis | Edwin O Willis

Published in The Wilson Bulletin, in 2003, in volume 115, issue 1, pages 1-10

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Authors: Dean B Cowie | Alfred H Lawton | A T Ness | Frederick J Brady | Glen E Ogden

Published in Jour Washington Acad Sci, in 1945, in volume 35, pages 192-195

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Authors: Joseph D Cassidy | O P. | Robert C King

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Authors: Robert O Belcher

Published in Annals of the Missouri Botanical Garden, in 1956, in volume 43, pages 1-85

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Authors: Robert O Cunningham

Published in Proceedings of The Zoological Society of London, in 1899, in volume 1899, pages 732-734

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Authors: Edward O Wilson | Robert M Fagen

Published in Journal of The New York Entomological Society, in 1974, in volume 82, issue 2, pages 106-112

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Authors: D J Mulvaney | G H Lawton | C R Twidale | N W G Macintosh | J A Mahoney | N A Wakefield

Published in Proceedings of The Royal Society of Victoria, in 1964, in volume 77, issue 2, pages 479-516

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Authors: Robert M King | Harold E Robinson

Published in Phytologia, in 1974, in volume 27, issue 6, pages 385-386

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Authors: Robert Templeton | J O Westwood

Published in Transactions of The Royal Entomological Society of London, in 1847, in volume 5, pages 38-40

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Authors: Frank M Fisher | Robert O Mcalister

Published in Biol Bull, in 1969, in volume 137, pages 265-276

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Authors: Wolfgang H O Dorow | Rudolf J Kohout | Robert W Taylor

Published in Bulletin of Zoological Nomenclature, in 1997, in volume 54, issue 4, pages 236-241

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Authors: Mark R Bezuijen | James A Eaton | Robert O Hutchinson | Frank E Rheindt

Published in Forktail, in 2010, in volume 26, pages 49-74

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Authors: Robert Ph Dollfus | Modupe O Williams

Published in Bulletin du Muséum national d'histoire naturelle, in 1966, in volume 38, issue 2, pages 201-207

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Authors: Robert O Cunningham

Published in Proceedings of The Zoological Society of London, in 1899, in volume 1899, pages 76-77

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Authors: Robert D Gordon | O L Cartwright

Published in Journal of The Washington Academy of Sciences, in 1977, in volume 67, pages 42-48

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Authors: Jennifer Dewoody | Leonel Arguello | David Imper | Robert D Westfall | Valerie D Hipkins

Published in Madroño, in 2008, in volume 55, pages 132-142

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Authors: John O Whitaker | Chris Maser | Robert M Storm | Joseph J Beatty

Published in The Great Basin Naturalist, in 1986, in volume 46, issue 2, pages 228-240

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Authors: O O Nylander

Published in Nautilis, in 1924, in volume 38, pages 1-4

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Authors: Robert Ridgway | Robert Ridgway | Robert Ridgway

Published in The Auk, in 1893, in volume 10, pages 346

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Authors: Robert W Husband | David O Husband

Published in Proceedings of the Entomological Society of Washington, in 2005, in volume 107, pages 71-77

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Authors: O O Nylander

Published in Nautilis, in 1908, in volume 22, pages 30-31

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Authors: O O Nylander

Published in Nautilis, in 1912, in volume 25, pages 107-108

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Authors: Stephen O Fapohunda | O O Olajuyigbe

Published in Acta Botánica Mexicana, in 2006, in volume 77, pages 31-40

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Authors: Robert P Anderson | Charles O Handley

Published in Proceedings of The Biological Society of Washington, in 2001, in volume 114, issue 1, pages 1-33

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Authors: Victor L Finot | Paul M Peterson | Robert J Soreng | Fernando O Zuloaga

Published in Sida, Contributions To Botany, in 2005, in volume 21, issue 3, pages 1419-1453

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Authors: O O Nylander

Published in Nautilis, in 1921, in volume 35, pages 33-34

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Authors: O O Stoland

Published in Botanical Gazette, in 1912, in volume 54, issue 6, pages 525-531

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Authors: N Ross Carrie | Robert O Wagner | Kenneth R Moore | Jeffrey C Sparks | Eric L Keith | Christopher A Melder

Published in The Wilson Bulletin, in 2002, in volume 114, issue 2, pages 221-226

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Authors: O Neumann | O Graf Zedlitz

Published in Journal für Ornithologie, in 1913, in volume 61, pages 362-370

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Authors: O O Nylander

Published in Nautilis, in 1928, in volume 41, pages 84-85

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Authors: O O Nylander

Published in Nautilis, in 1900, in volume 13, pages 102-106

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Authors: Robert Caspary

Published in Asa Gray correspondence. Senders Ca-Cl, in 1856, pages 1-2

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Authors: Robert Caspary

Published in Asa Gray correspondence. Senders Ca-Cl, in 1863, pages 1-2

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Authors: Robert Caspary

Published in Asa Gray correspondence. Senders Ca-Cl, in 1865, pages 1-4

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