Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Opabinia> ?p ?o }
- Opabinia abstract "Opabinia regalis is an extinct, stem group arthropod found in the Middle Cambrian Burgess Shale Lagerstätte of British Columbia, Canada. Fewer than twenty good specimens have been described; 3 specimens of Opabinia are known from the Greater Phyllopod bed, where they comprise less than 0.1% of the community. Opabinia was a soft-bodied animal of modest size, and its segmented body had lobes along the sides and a fan-shaped tail. The head shows unusual features: five eyes, a mouth under the head and facing backwards, and a proboscis that probably passed food to the mouth. Opabinia probably lived on the seafloor, using the proboscis to seek out small, soft food.When the first thorough examination of Opabinia in 1975 revealed its unusual features, it was thought to be unrelated to any known phylum, although possibly related to a hypothetical ancestor of arthropods and of annelid worms. However other finds, most notably Anomalocaris, suggested that it belonged to a group of animals that were closely related to the ancestors of arthropods and of which the living animals onychophorans and tardigrades may also be members.In the 1970s there was an ongoing debate about whether multi-celled animals appeared suddenly during the Early Cambrian, in an event called the Cambrian explosion, or had arisen earlier but without leaving fossils. At first Opabinia was regarded as strong evidence for the \"explosive\" hypothesis. Later the discovery of a whole series of similar lobopod animals, some with closer resemblances to arthropods, and the development of the idea of stem groups suggested that the Early Cambrian was a time of relatively fast evolution but one that could be understood without assuming any unique evolutionary processes.".
- Opabinia thumbnail Opabinia_smithsonian.JPG?width=300.
- Opabinia wikiPageExternalLink opabinia.html.
- Opabinia wikiPageID "146444".
- Opabinia wikiPageLength "28356".
- Opabinia wikiPageOutDegree "134".
- Opabinia wikiPageRevisionID "707429266".
- Opabinia wikiPageWikiLink Animal.
- Opabinia wikiPageWikiLink Annelid.
- Opabinia wikiPageWikiLink Anomalocarida.
- Opabinia wikiPageWikiLink Anomalocaris.
- Opabinia wikiPageWikiLink Anostraca.
- Opabinia wikiPageWikiLink Arthropod.
- Opabinia wikiPageWikiLink Arthropod_leg.
- Opabinia wikiPageWikiLink Articulata_hypothesis.
- Opabinia wikiPageWikiLink Aysheaia.
- Opabinia wikiPageWikiLink Biomineralization.
- Opabinia wikiPageWikiLink Body_plan.
- Opabinia wikiPageWikiLink British_Columbia.
- Opabinia wikiPageWikiLink Burgess_Shale.
- Opabinia wikiPageWikiLink Cambrian_Series_3.
- Opabinia wikiPageWikiLink Cambrian_explosion.
- Opabinia wikiPageWikiLink Canada.
- Opabinia wikiPageWikiLink Canadian_Rockies.
- Opabinia wikiPageWikiLink Category:Arthropod_incertae_sedis.
- Opabinia wikiPageWikiLink Category:Burgess_Shale_fossils.
- Opabinia wikiPageWikiLink Category:Cambrian_arthropods.
- Opabinia wikiPageWikiLink Category:Dinocarida.
- Opabinia wikiPageWikiLink Charles_Doolittle_Walcott.
- Opabinia wikiPageWikiLink Cross_section_(geometry).
- Opabinia wikiPageWikiLink Crown_group.
- Opabinia wikiPageWikiLink Crustacean.
- Opabinia wikiPageWikiLink Derek_Briggs.
- Opabinia wikiPageWikiLink Dissection.
- Opabinia wikiPageWikiLink Diverticulum.
- Opabinia wikiPageWikiLink Evolution.
- Opabinia wikiPageWikiLink Exoskeleton.
- Opabinia wikiPageWikiLink Extinction.
- Opabinia wikiPageWikiLink Eye.
- Opabinia wikiPageWikiLink Family_(biology).
- Opabinia wikiPageWikiLink Gastrointestinal_tract.
- Opabinia wikiPageWikiLink Genus.
- Opabinia wikiPageWikiLink Graham_Budd.
- Opabinia wikiPageWikiLink Hallucigenia.
- Opabinia wikiPageWikiLink Harry_B._Whittington.
- Opabinia wikiPageWikiLink Jan_Bergström.
- Opabinia wikiPageWikiLink Kerygmachela.
- Opabinia wikiPageWikiLink Lagerstätte.
- Opabinia wikiPageWikiLink Lake_OHara.
- Opabinia wikiPageWikiLink Leif_Størmer.
- Opabinia wikiPageWikiLink Lobopodia.
- Opabinia wikiPageWikiLink Marrella.
- Opabinia wikiPageWikiLink Martin_Glaessner.
- Opabinia wikiPageWikiLink Microdictyon.
- Opabinia wikiPageWikiLink Monophyly.
- Opabinia wikiPageWikiLink Mount_Biddle.
- Opabinia wikiPageWikiLink Mount_Hungabee.
- Opabinia wikiPageWikiLink Multicellular_organism.
- Opabinia wikiPageWikiLink Myoscolex.
- Opabinia wikiPageWikiLink National_Museum_of_Natural_History.
- Opabinia wikiPageWikiLink Niles_Eldredge.
- Opabinia wikiPageWikiLink Onychophora.
- Opabinia wikiPageWikiLink Opabin_pass.
- Opabinia wikiPageWikiLink Paleontology.
- Opabinia wikiPageWikiLink Percy_Raymond.
- Opabinia wikiPageWikiLink Peripatus.
- Opabinia wikiPageWikiLink Phyllopod_bed.
- Opabinia wikiPageWikiLink Phylum.
- Opabinia wikiPageWikiLink Preston_Cloud.
- Opabinia wikiPageWikiLink Proboscis.
- Opabinia wikiPageWikiLink Proterozoic.
- Opabinia wikiPageWikiLink Punctuated_equilibrium.
- Opabinia wikiPageWikiLink Siberia.
- Opabinia wikiPageWikiLink Sirius_Passet.
- Opabinia wikiPageWikiLink Stephen_Jay_Gould.
- Opabinia wikiPageWikiLink Tardigrade.
- Opabinia wikiPageWikiLink Taxon.
- Opabinia wikiPageWikiLink Trilobite.
- Opabinia wikiPageWikiLink Trilobitoid.
- Opabinia wikiPageWikiLink Vacuum_cleaner.
- Opabinia wikiPageWikiLink Wave_(audience).
- Opabinia wikiPageWikiLink Wikt:describer.
- Opabinia wikiPageWikiLink Wikt:striated.
- Opabinia wikiPageWikiLink Wonderful_Life_(book).
- Opabinia wikiPageWikiLink Yohoia.
- Opabinia wikiPageWikiLink File:Burgess_scale_Cor.png.
- Opabinia wikiPageWikiLink File:Crown_n_Stem_Groups_01.svg.
- Opabinia wikiPageWikiLink File:Hypsibiusdujardini.jpg.
- Opabinia wikiPageWikiLink File:Opabinia_BW2.jpg.
- Opabinia wikiPageWikiLink File:Walcott_Cambrian_Geology_and_Paleontology_II_plate_28.jpg.
- Opabinia wikiPageWikiLinkText "Opabinia regalis".
- Opabinia wikiPageWikiLinkText "Opabinia".
- Opabinia authority "Walcott, 1912".
- Opabinia binomial "Opabinia regalis".
- Opabinia binomialAuthority "Walcott, 1912".
- Opabinia caption "Opabinia cross-section based on Budd".
- Opabinia caption "Opabinia head – foremost lobes and gills cut away to show proboscis passing food to mouth.".
- Opabinia caption "Simplified summary of Budd's "broad-scale" cladogram".
- Opabinia caption "Structure of a biramous limb".
- Opabinia float "left".