SURVEY FOR FUNCTIONAL KLEPTOPLASTY AMONG WEST ATLANTIC ASCOGLOSSA (= SACOGLOSSA) (MOLLUSCA, OPISTHOBRANCHIA)Published in Veliger, in 1990, in volume 33, pages 339-345Created: 2013-08-13, modified: 2013-08-13
Clark on New Birds from St. Vincent, W. IPublished in The Auk, in 1905, in volume 22, pages 228Created: 2013-03-08, modified: 2013-03-08
Clark on the Pterylography of North American Goatsuckers and OwlsPublished in The Auk, in 1895, in volume 12, pages 287-288Created: 2013-03-08, modified: 2013-03-08
Some butterflies from eastern VirginiaPublished in Jour Washington Acad Sci, in 1936, in volume 26, pages 66-70Created: 2014-01-30, modified: 2014-01-30
Clark, Henry J. Sept. 13, 1849Published in Asa Gray correspondence. Senders Ca-Cl, in 1849, pages 1-3Created: 2017-06-24, modified: 2017-06-24
Butterflies from VirginiaPublished in Proceedings of The Biological Society of Washington, in 1939, in volume 52, pages 177-183Created: 2011-07-31, modified: 2011-07-31
Clark on New Birds from Eastern Asia and the Aleutian IslandsPublished in The Auk, in 1907, in volume 24, pages 453Created: 2013-03-08, modified: 2013-03-08
CaliforniaPublished in Madroño, in 2006, in volume 53, pages 85-86Created: 2016-02-15, modified: 2016-07-07
Notes on Virginia butterfliesPublished in Proceedings of The Biological Society of Washington, in 1938, in volume 51, pages 177-181Created: 2011-07-31, modified: 2011-07-31
Clark on the Amount of Difference That Should Characterize Species and SubspeciesPublished in The Auk, in 1905, in volume 22, pages 429-434Created: 2013-03-08, modified: 2013-03-08
Clark, William B. [c. 1890] [to S. Watson]Published in Asa Gray correspondence. Senders Ca-Cl, pages 1Created: 2017-06-24, modified: 2017-06-24
Clark, Josephine A. Oct. 4, 1891 [to S. Watson]Published in Asa Gray correspondence. Senders Ca-Cl, in 1891, pages 1-2Created: 2017-06-24, modified: 2017-06-24
Clark, Josephine A. Nov. 6, 1891 [to S. Watson]Published in Asa Gray correspondence. Senders Ca-Cl, in 1891, pages 1-2Created: 2017-06-24, modified: 2017-06-24
Clark, Josephine A. Nov. 10, 1891 [to S. Watson]Published in Asa Gray correspondence. Senders Ca-Cl, in 1891, pages 1-2Created: 2017-06-24, modified: 2017-06-24
Clark, William B. Oct. 2, 1890 [to S. Watson]Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1-2Created: 2017-06-24, modified: 2017-06-24
Clark, William B. Oct. 7, 1890 [to S. Watson]Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1-2Created: 2017-06-24, modified: 2017-06-24
Clark, William B. Oct. 11, 1890 [to S. Watson]Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1-2Created: 2017-06-24, modified: 2017-06-24
Clark, William B. Oct. 14, 1890 [to S. Watson]Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1-2Created: 2017-06-24, modified: 2017-06-24
David Clark HiltonPublished in The Wilson Bulletin, in 1951, in volume 63, issue 3, pages 218Created: 2016-12-04, modified: 2016-12-04
Clark on Birds Collected or Observed in the North Pacific Ocean and Adjacent SeasPublished in The Auk, in 1910, in volume 27, pages 357-358Created: 2013-03-08, modified: 2013-03-08
Ecology and Behavior of the Galapagos RailPublished in The Wilson Bulletin, in 1979, in volume 91, issue 2, pages 202-221Created: 2017-08-22, modified: 2017-08-22
Preliminary list of the butterflies of VirginiaPublished in Proceedings of The Biological Society of Washington, in 1937, in volume 50, pages 87-91Created: 2011-07-31, modified: 2011-07-31
John ClarkPublished in Entomological news, in 1956, in volume 67, issue 8, pages 197-199Created: 2016-12-29, modified: 2016-12-29
Butterflies from Virginia and the District of ColumbiaPublished in Proceedings of The Biological Society of Washington, in 1938, in volume 51, pages 1-6Created: 2011-07-31, modified: 2011-07-31
Corydalis flavula in ConnecticutPublished in Rhodora, in 1926, in volume 28, issue 4, pages 68Created: 2014-06-16, modified: 2016-07-26
Ants from North QueenslandPublished in Victorian Naturalist, in 1928, in volume 45, pages 169-171Created: 2017-10-11, modified: 2017-10-11
CaliforniaPublished in Madroño, in 2013, in volume 60, pages 258-259Created: 2019-04-08, modified: 2019-04-08
Characteristic Kamchatkan BirdsPublished in The Auk, in 1907, in volume 24, pages 278-280Created: 2013-03-08, modified: 2013-03-08
The economics of DentaliumPublished in Veliger, in 1963, in volume 6, pages 9-19Created: 2013-08-04, modified: 2013-08-04
Lysimachia punctata in Eastern MassachusettsPublished in Rhodora, in 1901, in volume 3, issue 31, pages 201Created: 2016-07-19, modified: 2016-07-19
Erodium moschatum in ConnecticutPublished in Rhodora, in 1902, in volume 4, issue 48, pages 248Created: 2016-07-19, modified: 2016-07-19
NOTES ON MARYLAND PLANTSPublished in Rhodora, in 1904, in volume 6, issue 68, pages 176-177Created: 2016-07-19, modified: 2016-07-19
Triosteum perfoliatum in MassachusettsPublished in Rhodora, in 1904, in volume 6, issue 68, pages 179-180Created: 2016-07-19, modified: 2016-07-19
Dalibarda repens near BostonPublished in Rhodora, in 1904, in volume 6, issue 71, pages 227Created: 2016-07-19, modified: 2016-07-26
Extirpated West Indian BirdsPublished in The Auk, in 1905, in volume 22, pages 259-266Created: 2013-03-08, modified: 2013-03-08
The Classification of BirdsPublished in The Auk, in 1901, in volume 18, pages 370-381Created: 2013-03-08, modified: 2013-03-08
The West Indian ParrotsPublished in The Auk, in 1905, in volume 22, pages 337-344Created: 2013-03-08, modified: 2013-03-08
The Greater Antillean MacawsPublished in The Auk, in 1905, in volume 22, pages 345-348Created: 2013-03-08, modified: 2013-03-08
The Lesser Antillean MacawsPublished in The Auk, in 1905, in volume 22, pages 266-273Created: 2013-03-08, modified: 2013-03-08
Avian Bill-WipingPublished in The Wilson Bulletin, in 1970, in volume 82, issue 3, pages 279-288Created: 2017-02-19, modified: 2017-02-19
UTRICULARIA MINOR IN HOLBROOK, MASSACHUSETTSPublished in Rhodora, in 1902, in volume 4, issue 38, pages 42Created: 2016-07-19, modified: 2016-07-19
White Form of Sabbatia chloroidesPublished in Rhodora, in 1905, in volume 7, issue 74, pages 38-39Created: 2016-07-19, modified: 2016-07-19
William S. Clark, Ph.DPublished in Botanical Gazette, in 1886, in volume 11, issue 7, pages 181-182Created: 2017-03-14, modified: 2017-03-14
Photography for entomologistsPublished in Entomologist's Record London, in 1906, in volume 18, pages 193-195Created: 2016-09-01, modified: 2016-09-01
Osborne's Vegetable ProteinsPublished in Torreya, in 1910, in volume 10, issue 11, pages 250-252Created: 2022-12-14, modified: 2022-12-14
Report on a collection of amphibians and reptiles from AfghanistanPublished in Proc. Calif. Acad. Sci., in 1969, in volume 36, pages 279-315Created: 2009-12-24, modified: 2011-06-21
Echinoderms from the northern region of the Great Barrier Reef, AustraliaPublished in Bulletin Br Mus Nat Hist (Zool), in 1976, in volume 30, issue 4, pages 101-144Created: 2011-11-28, modified: 2023-02-16
Report on two small collections of reptiles from IranPublished in Occasional Papers of the California Academy of Science, in 1966, in volume 55, pages 1-9Created: 2011-06-02, modified: 2023-02-16
High Plumage in the PtarmiganPublished in The Auk, in 1894, in volume 11, pages 177Created: 2013-03-07, modified: 2013-03-08
Piccole note su degli OnychophoraPublished in Zoologischer Anzeiger, in 1913, in volume 42, pages 253-255Created: 2012-06-29, modified: 2021-04-05