Authors: Marie J Browne | Marjorie W Pitts | Robert F Pitts

Published in Biol Bull, in 1950, in volume 99, pages 152-156

Created: 2010-01-06, modified: 2011-06-21

Authors: Robert F Pitts

Published in Biol Bull, in 1933, in volume 64, pages 418-423

Created: 2010-01-06, modified: 2011-06-21

Authors: David A Tanner | Nicole F Boehme | James P Pitts

Published in Journal of Hymenoptera Research, in 2009, in volume 18, issue 2, pages 192-204

Created: 2011-10-04, modified: 2014-06-20

Authors: James P Pitts | Donald G Manley

Published in Proceedings of the Entomological Society of Washington, in 2002, in volume 104, pages 672-679

Created: 2010-11-04, modified: 2011-06-21

Authors: Albert Pitts Morse

Published in Psyche: A Journal of Entomology, in 1898, in volume 8, issue 262, pages 174-177

Created: 2016-06-19, modified: 2016-06-19

Authors: Richard Dow

Published in Psyche: A Journal of Entomology, in 1937, in volume 44, issue 1-2, pages 1-11

Created: 2016-06-19, modified: 2016-06-19

Authors: T David Pitts

Published in The Wilson Bulletin, in 1976, in volume 88, issue 4, pages 603-610

Created: 2016-12-04, modified: 2023-02-16

Authors: Robert F Griggs

Published in Torreya, in 1903, in volume 3, issue 9, pages 138-139

Created: 2022-12-15, modified: 2022-12-15

Authors: Marie-Françoise Robert

Published in Adansonia, in 1978, in volume 18, issue 3, pages 365-373

Created: 2020-05-17, modified: 2025-12-17

Authors: Robert F Martin

Published in Rhodora, in 1939, in volume 41, issue 489, pages 464

Created: 2016-07-19, modified: 2023-02-16

Authors: Robert F Hoover

Published in Madroño, in 1936, in volume 3, issue 6, pages 227-230

Created: 2016-02-15, modified: 2023-02-16

Authors: David A Tanner | Terry Griswold | James P Pitts

Published in Journal of Hymenoptera Research, in 2009, in volume 18, issue 2, pages 183-191

Created: 2011-10-04, modified: 2014-06-20

Authors: Robert Lucas

Published in Entomologische Nachrichten, in 1897, in volume 23, pages 65-96

Created: 2017-06-15, modified: 2017-06-15

Authors: Robert F Martin

Published in Rhodora, in 1938, in volume 40, issue 470, pages 69-71

Created: 2016-07-19, modified: 2023-02-16

Authors: James P Pitts | Joseph S Wilson

Published in Journal of Hymenoptera Research, in 2009, in volume 18, issue 2, pages 205-211

Created: 2012-11-23, modified: 2014-06-20

Authors: Joseph S Wilson | James P Pitts

Published in Journal of Hymenoptera Research, in 2009, in volume 18, issue 2, pages 212-226

Created: 2012-11-23, modified: 2014-06-20

Authors: K F Kenneally

Published in Western Australian Naturalist, in 2000, in volume 22, issue 4, pages 289-294

Created: 2020-05-19, modified: 2020-05-19

Authors: Robert F Griggs

Published in Botanical Gazette, in 1913, in volume 55, issue 6, pages 468-469

Created: 2017-03-14, modified: 2017-03-14

Authors: Robert F Martin

Published in Rhodora, in 1938, in volume 40, issue 479, pages 459-461

Created: 2016-07-19, modified: 2023-02-16

Authors: Robert F Hoover

Published in Madroño, in 1937, in volume 4, issue 4, pages 130-132

Created: 2016-02-15, modified: 2023-02-16

Authors: Robert F Hoover

Published in Madroño, in 1940, in volume 5, issue 5, pages 137-147

Created: 2016-02-15, modified: 2023-02-16

Authors: James P Pitts | Joseph V Mchugh

Published in Journal of Hymenoptera Research, in 2000, in volume 9, issue 1, pages 29-33

Created: 2009-12-22, modified: 2014-06-14

Authors: Kevin A Williams | James P Pitts

Published in Journal of Hymenoptera Research, in 2009, in volume 18, issue 2, pages 227-243

Created: 2011-10-04, modified: 2014-06-20

Authors: Robert Brown

Published in Transactions of The American Microscopical Society, in 1912, in volume 31, pages 51

Created: 2013-03-11, modified: 2013-03-11

Authors: Robert F Griggs

Published in Jour Washington Acad Sci, in 1939, in volume 29, pages 118-137

Created: 2014-01-30, modified: 2025-12-03

Authors: James P Pitts | Joseph V Mchugh

Published in Journal of Hymenoptera Research, in 2002, in volume 11, issue 2, pages 338-349

Created: 2011-10-04, modified: 2011-10-04

Authors: Robert F Inger

Published in Fieldiana Zoology, in 1985, in volume 26, pages 1-89

Created: 2012-11-07, modified: 2023-02-16

Authors: Robert F Thorne

Published in Annals of the Missouri Botanical Garden, in 1969, in volume 56, pages 391-408

Created: 2010-01-08, modified: 2015-12-16

Authors: Robert F Inger

Published in Fieldiana: Zoology, in 1958, in volume 39, issue 24, pages 257-268

Created: 2010-03-21, modified: 2023-02-16

Authors: Robert F Griggs

Published in Torreya, in 1907, in volume 7, issue 12, pages 230-233

Created: 2022-12-15, modified: 2022-12-15

Authors: Robert F Inger

Published in Alytes, in 1986, in volume 5, issue 4, pages 153-164

Created: 2024-04-25, modified: 2024-04-25

Authors: Robert F C Naczi

Published in Sida, Contributions To Botany, in 2006, in volume 22, issue 1, pages 21-23

Created: 2015-12-02, modified: 2015-12-02

Authors: Wayne P Armstrong | Robert F Thorne

Published in Madroño, in 1984, in volume 31, issue 3, pages 171-179

Created: 2016-02-15, modified: 2023-02-16

Authors: Tina Ayers | Peter Lesica | Peter F Zika | Robert W Lichvar

Published in Madroño, in 1994, in volume 41, issue 3, pages 228-233

Created: 2016-02-15, modified: 2023-02-16

Authors: Robert W Lichvar | Robert D Dorn | Erwin F Evert

Published in The Great Basin Naturalist, in 1983, in volume 43, pages 739-740

Created: 2017-11-16, modified: 2023-02-16

Authors: M J Smolen | R M Pitts | J W Bickham

Published in Proceedings of The Biological Society of Washington, in 1993, in volume 106, pages 5-23

Created: 2011-04-14, modified: 2011-06-21

Authors: Robert F Inger

Published in Fieldiana. Zoology, in 1947, in volume 32, issue 5, pages 295-352

Created: 2014-05-20, modified: 2023-02-16

Authors: Alexander F Skutch | Robert L Burwell | Jr

Published in Torreya, in 1928, in volume 28, issue 1, pages 1-5

Created: 2022-12-14, modified: 2022-12-14

Authors: Robert F Inger

Published in Fieldiana Zoology, in 1966, in volume 52, pages 1-402

Created: 2011-10-10, modified: 2011-10-10

Authors: Robert D Dorn | Richard F Harner

Published in American Fern Journal, in 1995, in volume 85, pages 64

Created: 2017-04-23, modified: 2017-04-23

Authors: Donald G Manley | John P Pitts

Published in Journal of Hymenoptera Research, in 2002, in volume 11, issue 1, pages 72-100

Created: 2011-10-04, modified: 2011-10-04

Authors: Robert F Inger | Chin Phui Kong

Published in Fieldiana Zoology, in 1962, in volume 45, pages 1-268

Created: 2010-01-07, modified: 2023-02-16

Authors: Robert F Inger

Published in Fieldiana Zoology, in 1957, in volume 36, pages 341-407

Created: 2014-02-27, modified: 2023-02-16

Authors: Robert F Mcmahon

Published in Biol Bull, in 1973, in volume 145, pages 492-508

Created: 2010-01-06, modified: 2011-06-21

Authors: Robert F Tomes

Published in Ibis, in 1860, in volume 2, issue 4, pages 317-322

Created: 2024-10-04, modified: 2024-10-04

Authors: Robert L Brownwell | Katherine Ralls | William F Perrin

Published in Oceanus, in 1989, in volume 32, issue 1, pages 5-13

Created: 2011-07-29, modified: 2011-10-03

Authors: Robert F Inger

Published in Pacific Science, in 1955, in volume 9, issue 3, pages 259-276

Created: 2017-09-17, modified: 2017-09-17

Authors: Robert F Ruppel | Dwightm Delong

Published in BULL BROOKLYN ENT SOC, in 1952, in volume 47, issue 4, pages 107-112

Created: 2016-05-17, modified: 2016-05-17

Authors: Robert F Andrle

Published in The Wilson Bulletin, in 1967, in volume 79, issue 2, pages 163-187

Created: 2016-12-04, modified: 2023-02-16

Authors: Robert Steele | Peter F Stickney

Published in Madroño, in 1974, in volume 22, issue 5, pages 277

Created: 2016-02-15, modified: 2023-02-16