Preliminary Review of the Birds of NebraskaPublished in The Auk, in 1905, in volume 22, pages 94-95Created: 2013-03-08, modified: 2013-03-08
Opinion 1261 Chuangia Walcott, 1911, conserved; Shantungia Walcott, 1905, added to Official List (Trilobita)Published in Bulletin of Zoological Nomenclature, in 1983, in volume 40, pages 160-162Created: 2010-01-02, modified: 2023-05-10
CommunicationsPublished in The Wilson Bulletin, in 1929, in volume 41, issue 1, pages 62-64Created: 2016-11-27, modified: 2016-11-27
Cambrian faunas of ChinaPublished in Proceedings of The United States National Museum, in 1905, in volume 29, pages 1-106Created: 2011-06-30, modified: 2017-01-06
Cambrian faunas of ChinaPublished in Proceedings of The United States National Museum, in 1906, in volume 30, pages 563-595Created: 2011-06-30, modified: 2017-01-06
On the nature of CyathophycusPublished in Annals And Magazine of Natural History, in 1881, in volume 8, pages 459Created: 2011-09-29, modified: 2011-09-29
Mammals of the Munja-Walcott Inlet Area West Kimberley, Western AustraliaPublished in Western Australian Naturalist, in 1993, in volume 19, issue 2, pages 140-146Created: 2021-03-26, modified: 2021-03-26
Note on a basalt tree castPublished in Proceedings of The Royal Society of Victoria, in 1899, in volume 12, issue 2, pages 139-144Created: 2020-07-02, modified: 2020-07-02
Note on some appendages of the trilobitesPublished in Proceedings of The Biological Society of Washington, in 1894, in volume 9, pages 89-97Created: 2011-07-31, modified: 2011-07-31
Discovery of the genus Oldhamia in AmericaPublished in Proceedings of The United States National Museum, in 1894, in volume 17, pages 313-315Created: 2011-06-30, modified: 2017-01-06
A Study of the Cellular Pathology of CarcinomaPublished in Transactions of The American Microscopical Society, in 1897, in volume 18, pages 248-270Created: 2013-03-11, modified: 2013-03-11
Note on Fijian clubs ornamented with Maori patternsPublished in Memoirs of the National Museum, Melbourne, in 1912, in volume 4, pages 54-57Created: 2018-02-20, modified: 2018-02-20
Description of new forms of Upper Cambrian fossilsPublished in Proceedings of The United States National Museum, in 1890, in volume 13, pages 267-279Created: 2011-06-30, modified: 2017-01-06
Fossil jelly fishes from the Middle Cambrian terranePublished in Proceedings of The United States National Museum, in 1896, in volume 18, pages 611-614Created: 2011-06-30, modified: 2017-01-06
a Botanical Survey of Walcott Inlet, Kimberley, Western AustraliaPublished in Western Australian Naturalist, in 1993, in volume 19, issue 2, pages 84-139Created: 2021-03-26, modified: 2021-03-26
Descriptions of the Victorian meteorites, with notes on ObsidianitesPublished in Memoirs of the National Museum, Melbourne, in 1915, in volume 6, pages 3-66Created: 2018-02-20, modified: 2018-02-20
Cambrian Brachiopoda with descriptions of new genera and speciesPublished in Proceedings of The United States National Museum, in 1905, in volume 28, pages 227-337Created: 2011-06-30, modified: 2017-01-06
Birds of the Munja-Walcott Area West Kinberley, Western AustraliaPublished in Western Australian Naturalist, in 1993, in volume 19, issue 2, pages 147-161Created: 2021-03-26, modified: 2021-03-26
The occurrence of so-called obsidian bombs in AustraliaPublished in Proceedings of The Royal Society of Victoria, in 1898, in volume 11, issue 1, pages 23-53Created: 2020-07-02, modified: 2020-07-02
Additions and corrections to the Census of Victorian mineralsPublished in Proceedings of The Royal Society of Victoria, in 1901, in volume 13, issue 2, pages 253-272Created: 2020-07-02, modified: 2020-07-02
Xenostegium Walcott,1924(Trilobita) ; proposed designation of a type-species under the plenary powersPublished in Bull. Zool. Nom., in 1961, in volume 18, pages 332-333Created: 2009-12-23, modified: 2023-05-10
A simple method of measuring the thickness of inclined strataPublished in Proceedings of The United States National Museum, in 1889, in volume 11, pages 447-448Created: 2011-06-30, modified: 2017-01-06
The origin of the volcanic tuff of Pejark Marsh VictoriaPublished in Proceedings of The Royal Society of Victoria, in 1919, in volume 32, issue 1, pages 1-10Created: 2020-07-02, modified: 2020-07-02
Description of new genera and species of fossils from the Middle CambrianPublished in Proceedings of The United States National Museum, in 1889, in volume 11, pages 441-446Created: 2011-06-30, modified: 2017-01-06
The origin of cuts on bones of Australian extinct marsupialsPublished in Proceedings of The Royal Society of Victoria, in 1912, in volume 24, issue 1, pages 92-123Created: 2020-07-02, modified: 2020-07-02
Opinion 672 Xenostegium Walcott, 1924 (Trilobita): designation of a type-species under the Plenary PowersPublished in Bulletin of Zoological Nomenclature, in 1963, in volume 20, pages 323-4Created: 2009-12-23, modified: 2023-05-10
Description of a new genus and species of inarticulate brachiopod from the Trenton limestonePublished in Proceedings of The United States National Museum, in 1890, in volume 12, pages 365-366Created: 2011-06-30, modified: 2017-01-06
Opinion 1337 Selkirkia Columbia conway Morris, 1977 designated as type species of Selkirkia Walcott, 1911 (Priapulida)Published in Bulletin of Zoological Nomenclature, in 1985, in volume 42, pages 249-250Created: 2009-12-23, modified: 2023-05-10
Injury sustained by the eye of a trilobite at the time of the moulting of the shellPublished in Annals And Magazine of Natural History, in 1884, in volume 13, pages 69Created: 2011-09-29, modified: 2011-09-29
Descriptive notes of new genera and species from the Lower Cambrian or Olenellus zone of North AmericaPublished in Proceedings of The United States National Museum, in 1890, in volume 12, pages 33-46Created: 2011-06-30, modified: 2017-01-06
Comments on the proposed designation of a type-species for Xenostegium Walcott, 1924. Z.N. (S) 914Published in Bull. Zool. Nom., in 1962, in volume 19, pages 147Created: 2009-12-23, modified: 2023-05-10
Cambrian Brachiopoda: Genera Iphidea and Yorkia, with descriptions of new species of each, and of the genus AcrothelePublished in Proceedings of The United States National Museum, in 1897, in volume 19, pages 707-718Created: 2011-06-30, modified: 2017-01-06
PHYSIOLOGY OF INSECT DIAPAUSE. XV. THE TRANSMISSION OF PHOTOPERIOD SIGNALS TO THE BRAIN OF THE OAK SILKWORM, ANTHERAEA PERNYIPublished in Biol Bull, in 1965, in volume 128, pages 497-507Created: 2010-01-06, modified: 2011-06-21
Ridgway on New Birds from Mexico and the West IndiesPublished in The Auk, in 1893, in volume 10, pages 346Created: 2013-03-07, modified: 2013-03-08
Caspary, Robert Feb. 17, 1856Published in Asa Gray correspondence. Senders Ca-Cl, in 1856, pages 1-2Created: 2017-06-24, modified: 2017-06-24
Caspary, Robert Feb. 16, 1863Published in Asa Gray correspondence. Senders Ca-Cl, in 1863, pages 1-2Created: 2017-06-24, modified: 2017-06-24
Caspary, Robert Sept. 25, 1865Published in Asa Gray correspondence. Senders Ca-Cl, in 1865, pages 1-4Created: 2017-06-24, modified: 2017-06-24
A Letter from Robert RidgwayPublished in The Wilson Bulletin, in 1930, in volume 42, issue 2, pages 109-110Created: 2016-11-27, modified: 2016-11-27
Un nouveau pin pignon mexicain : Pinus johannis M.-F. RobertPublished in Adansonia, in 1978, in volume 18, issue 3, pages 365-373Created: 2020-05-17, modified: 2020-05-17
Obituary: Baron Robert Stjernstedt 1941-2012Published in Bulletin of The African Bird Club, in 2012, in volume 19, issue 2, pages 240-241Created: 2021-02-23, modified: 2021-02-23
ROBERT ELLIOTT HAILVBYPublished in Ibis, in 1922, in volume 4, issue 3, pages 572Created: 2024-03-14, modified: 2024-03-14
Contributions Toward a Flora of Panama. V. Collections Chiefly by Paul H. Allen, and by Robert E. Woodson, Jr. and Robert W. ScheryPublished in Annals of the Missouri Botanical Garden, in 1941, in volume 28, pages 409-491Created: 2010-01-08, modified: 2015-12-16
A NEW SPECIES OF CRYPTANTHA (BORAGINACEAE) FROM WYOMINGPublished in Madroño, in 1981, in volume 28, issue 3, pages 159-162Created: 2016-02-15, modified: 2016-07-07
Specific Status for Trifolium haydenii var. barnebyi (Fabaceae)Published in Madroño, in 1981, in volume 28, issue 3, pages 188-190Created: 2016-02-15, modified: 2016-07-07
Snodgrass and Heller on the 'Birds of the Galapagos Archipelago'Published in The Auk, in 1904, in volume 21, pages 305-306Created: 2013-03-08, modified: 2013-03-08
NATURALLY-OCCURRING HEMAGGLUTININ IN A TUNICATE HALOCYNTHIA PYRIFORMISPublished in Biol Bull, in 1975, in volume 148, pages 357-369Created: 2010-01-06, modified: 2011-06-21
Heward, Robert June 19, 1849Published in Asa Gray correspondence. Senders He-Hi, 1846-1891 (inclusive), in 1849, pages 1-2Created: 2017-06-24, modified: 2017-06-24
Heward, Robert Jan. 25, 1849Published in Asa Gray correspondence. Senders He-Hi, 1846-1891 (inclusive), in 1849, pages 1-2Created: 2017-06-24, modified: 2017-06-24
Graham, Robert Jan. 15, 1840Published in Asa Gray correspondence. Senders Gr-Gu, 1839-1890 (inclusive), pages 1-3Created: 2017-06-24, modified: 2017-06-24
Ridgway's 'The Birds of North and Middle America,' Part IVPublished in The Auk, in 1907, in volume 24, pages 450-451Created: 2013-03-08, modified: 2013-03-08