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Thirty-three new Sphingidae
Authors: B P Clark
Published in Proceedings of the New England Zoological Club, in 1923, in volume 8, pages 47-77
Created: 2010-11-21, modified: 2012-01-02
Ecology and Behavior of the Galapagos Rail
Authors: Alan B Franklin | Deborah A Clark | David B Clark
Published in The Wilson Bulletin, in 1979, in volume 91, issue 2, pages 202-221
Created: 2017-08-22, modified: 2023-02-16
The economics of Dentalium
Authors: R B Clark
Published in Veliger, in 1963, in volume 6, pages 9-19
Created: 2013-08-04, modified: 2013-08-04
The Miocene Lemuroids of East Africa
Authors: W E Le Gros Clark | D P Thomas
Published in Fossil mammals of Africa, in 1952, in volume 5, pages 1-20
Created: 2022-02-13, modified: 2022-02-13
The Miocene Hominoidea of East Africa
Authors: W E Le Gros Clark | L S B Leakey
Published in Fossil mammals of Africa, in 1951, in volume 1, pages 1-117
Created: 2022-02-13, modified: 2022-02-13
Clark, Henry J. Sept. 13, 1849
Authors: Henry J Clark
Published in Asa Gray correspondence. Senders Ca-Cl, in 1849, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Some butterflies from eastern Virginia
Authors: Austin H Clark | Leila F Clark
Published in Jour Washington Acad Sci, in 1936, in volume 26, pages 66-70
Created: 2014-01-30, modified: 2025-12-03
Butterflies from Virginia
Authors: A H Clark | L F Clark
Published in Proceedings of The Biological Society of Washington, in 1939, in volume 52, pages 177-183
Created: 2011-07-31, modified: 2011-07-31
ASTERACEAE
Authors: J B P Beyers
Published in Bothalia, in 2001, in volume 31, issue 1, pages 41-42
Created: 2026-04-03, modified: 2026-04-03
ASTERACEAE
Authors: J B P Beyers
Published in Bothalia, in 2002, in volume 32, issue 2, pages 185-186
Created: 2026-04-03, modified: 2026-04-03
ASTERACEAE
Authors: J B P Beyers
Published in Bothalia, in 1995, in volume 25, issue 1, pages 107-109
Created: 2026-04-05, modified: 2026-04-05
Notes on Virginia butterflies
Authors: A H Clark | L F Clark
Published in Proceedings of The Biological Society of Washington, in 1938, in volume 51, pages 177-181
Created: 2011-07-31, modified: 2011-07-31