Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Fossils_of_the_Burgess_Shale> ?p ?o }
- Fossils_of_the_Burgess_Shale abstract "The fossils of the Burgess Shale, like the Burgess Shale itself, formed around 505 million years ago in the Mid Cambrian period. They were discovered in Canada in 1886, and Charles Doolittle Walcott collected over 60,000 specimens in a series of field trips up from 1909 to 1924. After a period of neglect from the 1930s to the early 1960s, new excavations and re-examinations of Walcott's collection continue to discover new species, and statistical analysis suggests discoveries will continue for the foreseeable future. Stephen Jay Gould's book Wonderful Life describes the history of discovery up to the early 1980s, although his analysis of the implications for evolution is largely superseded.The fossil beds are in a series of shale layers, averaging 30 millimetres (1.2 in) and totalling about 160 metres (520 ft) in thickness. These layers were deposited against the face of a high undersea limestone cliff. All these features were later raised up 2,500 metres (8,000 ft) above current sea level during the creation of the Rocky Mountains.These fossils have been preserved in a distinctive style known as Burgess shale type preservation, which preserves fairly tough tissues such as cuticle as thin films, and soft tissues as solid shapes, quickly enough that decay has not destroyed them. Moderately soft tissues, such as muscles, are lost. Scientists are still unsure about the processes that created these fossils. While there is little doubt that the animals were buried under catastrophic flows of sediment, it is uncertain whether they were transported by the flows from other locations, or lived in the area where they were buried, or were a mixture of local and transported specimens. This issue is closely related to whether conditions around the burial sites were anoxic or had a moderate supply of oxygen. Anoxic conditions are generally thought the most favourable for fossilization, but imply that the animals could not have lived where they were buried.In the 1970s and early 1980s the Burgess fossils were largely regarded as evidence that the familiar phyla of animals appeared very rapidly in the Early Cambrian, in what is often called the Cambrian explosion. This view was already known to Charles Darwin, who regarded it as one of the greatest difficulties for the theory of evolution he presented in The Origin of Species in 1859. However, from the early 1980s the cladistics method of analysing "evolutionary family trees" has persuaded most researchers that many of the Burgess Shale's "weird wonders", such as Opabinia and Hallucigenia, were evolutionary "aunts and cousins" of present-day types of animal rather than a rapid proliferation of separate phyla, some of which were short-lived. Nevertheless, there is still debate, sometimes vigorous, about the relationships between some groups of animals.".
- Fossils_of_the_Burgess_Shale thumbnail Charles_Doolittle_Walcott_(1850-1927),_Sidney_Stevens_Walcott_(1892-1977),_and_Helen_Breese_Walcott_(1894-1965).jpg?width=300.
- Fossils_of_the_Burgess_Shale wikiPageID "22547077".
- Fossils_of_the_Burgess_Shale wikiPageLength "89721".
- Fossils_of_the_Burgess_Shale wikiPageOutDegree "328".
- Fossils_of_the_Burgess_Shale wikiPageRevisionID "683383163".
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Agnatha.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Albert_Charles_Seward.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Alberto_Simonetta.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Algae.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Annelid.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Annelida.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Anomalocarid.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Anomalocarida.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Anomalocaris.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Anoxic_waters.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Appendage.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Appendages.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Arthropod.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Arthropoda.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Aysheaia.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Bacteria.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Bilateria.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Bilaterian.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Biodiversity.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Biological_classification.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Biomineralization.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Bioturbation.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Bird.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Branchiopoda.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Burgess_Formation.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Burgess_Shale.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Burgess_Shale_type_preservation.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Burgess_shale_type_preservation.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Burgessia.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Burgessochaeta.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Calcisiltite.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Calcium.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Cambrian.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Cambrian_explosion.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Canada.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Canadaspis.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Canadia_(genus).
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Canadian_Rockies.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Carbon.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Cartilage.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Category:Burgess_Shale.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Category:Burgess_Shale_fossils.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Category:Cambrian_animals_of_North_America.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Category:Cambrian_life.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Category:Fossils_of_British_Columbia.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Category:Fossils_of_Canada.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Category:Geology_of_the_Rocky_Mountains.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Category:Lagerstätten.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Category:Prehistoric_biotas.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Cephalopod.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Cephalopoda.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Chain_mail.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Charles_Darwin.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Charles_Doolittle_Walcott.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Chelicerata.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Chetae.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Chevron_(insignia).
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Chordata.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Chordate.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Clade.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Cladistics.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Clay.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Comedy_of_errors.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Compression_fossil.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Counter_slab.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Cretaceous.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Crown_group.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Crustacean.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Cuticle.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Decomposition.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Derek_Briggs.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Devonian.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Diffraction_grating.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Dinocaridida.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Dolomite.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Dolomitization.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Echinoderm.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Ecosystem.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Ediacara_Hills.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Ediacara_biota.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Ediacaran.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Ediacaran_biota.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Eohalobia.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Evolution.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink File:Odontogriphus_01.png.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink File:Waptia_fieldensis_Restoration.jpg.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Filter_feeder.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Flatworm.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Fossil.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Fossilization.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Genus.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Geologic_time_scale.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Geologic_timescale.
- Fossils_of_the_Burgess_Shale wikiPageWikiLink Gill.