{"id":"https://openalex.org/W1541080450","doi":null,"title":"Cambrian phosphatized fossils from southern China and their bearing on early metazoan evolution","display_name":"Cambrian phosphatized fossils from southern China and their bearing on early metazoan evolution","publication_year":1998,"publication_date":"1998-01-01","ids":{"openalex":"https://openalex.org/W1541080450","mag":"1541080450"},"language":"en","primary_location":{"id":"pmh:oai:collectionscanada.gc.ca:OOAMICUS.19351757","doi":null,"is_oa":false,"landing_page_url":"http://www.collectionscanada.ca/obj/s4/f2/dsk2/tape15/PQDD_0014/NQ27439.pdf","pdf_url":"http://www.collectionscanada.ca/obj/s4/f2/dsk2/tape15/PQDD_0014/NQ27439.pdf","source":{"id":"https://openalex.org/S4306402307","display_name":"Library and Archives Canada (Government of Canada)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2802286613","host_organization_name":"Government of Canada","host_organization_lineage":["https://openalex.org/I2802286613"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Electronic thesis or dissertation"},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/10388/etd-10212004-001115","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Xiguang Zhang","orcid":"https://orcid.org/0000-0001-8709-9426","observed_orcids":["https://orcid.org/0000-0001-8709-9426"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Xiguang Zhang","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-8709-9426","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10109","display_name":"Paleontology and Stratigraphy of Fossils","score":0.8438000082969666,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10109","display_name":"Paleontology and Stratigraphy of Fossils","score":0.8438000082969666,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10955","display_name":"Paleontology and Evolutionary Biology","score":0.13269999623298645,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11354","display_name":"Evolution and Paleontology Studies","score":0.016300000250339508,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/early-metazoan-evolution","display_name":"early metazoan evolution","score":0.9309999942779541},{"id":"https://openalex.org/keywords/blastomeres","display_name":"blastomeres","score":0.8240000009536743},{"id":"https://openalex.org/keywords/sponge-spicules","display_name":"sponge spicules","score":0.902999997138977},{"id":"https://openalex.org/keywords/ontogeny","display_name":"ontogeny","score":0.5580000281333923},{"id":"https://openalex.org/keywords/south-china","display_name":"South China","score":0.6570000052452087}],"concepts":[{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.7132469415664673},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.6311843395233154},{"id":"https://openalex.org/C199978012","wikidata":"https://www.wikidata.org/wiki/Q1273815","display_name":"Bearing (navigation)","level":2,"score":0.5159655213356018},{"id":"https://openalex.org/C191935318","wikidata":"https://www.wikidata.org/wiki/Q148","display_name":"China","level":2,"score":0.4232287108898163},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.3244755268096924},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.1669309139251709},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.13620468974113464}],"mesh":[],"locations_count":4,"locations":[{"id":"pmh:oai:collectionscanada.gc.ca:OOAMICUS.19351757","doi":null,"is_oa":false,"landing_page_url":"http://www.collectionscanada.ca/obj/s4/f2/dsk2/tape15/PQDD_0014/NQ27439.pdf","pdf_url":"http://www.collectionscanada.ca/obj/s4/f2/dsk2/tape15/PQDD_0014/NQ27439.pdf","source":{"id":"https://openalex.org/S4306402307","display_name":"Library and Archives Canada (Government of Canada)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2802286613","host_organization_name":"Government of Canada","host_organization_lineage":["https://openalex.org/I2802286613"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Electronic thesis or dissertation"},{"id":"pmh:oai:ecommons.usask.ca:10388/etd-10212004-001115","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/10388/etd-10212004-001115","pdf_url":"http://hdl.handle.net/10388/etd-10212004-001115","source":{"id":"https://openalex.org/S4377196608","display_name":"University Library - University of Saskatchewan (University of Saskatchewan)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I32625721","host_organization_name":"University of Saskatchewan","host_organization_lineage":["https://openalex.org/I32625721"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"thesis"},{"id":"pmh:oai:harvest.usask.ca:10388/etd-10212004-001115","doi":null,"is_oa":false,"landing_page_url":"https://hdl.handle.net/10388/etd-10212004-001115","pdf_url":null,"source":{"id":"https://openalex.org/S7407063267","display_name":"HARVEST (University of Saskatchewan)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Thesis"},{"id":"mag:1541080450","doi":null,"is_oa":false,"landing_page_url":"https://harvest.usask.ca/handle/10388/etd-10212004-001115","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:ecommons.usask.ca:10388/etd-10212004-001115","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/10388/etd-10212004-001115","pdf_url":"http://hdl.handle.net/10388/etd-10212004-001115","source":{"id":"https://openalex.org/S4377196608","display_name":"University Library - University of Saskatchewan (University of Saskatchewan)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I32625721","host_organization_name":"University of Saskatchewan","host_organization_lineage":["https://openalex.org/I32625721"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"thesis"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320319946","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322439","display_name":"Northwest University","ror":"https://ror.org/00z3td547"},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1541080450.pdf","grobid_xml":"https://content.openalex.org/works/W1541080450.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2008889599","https://openalex.org/W2010788790","https://openalex.org/W2041070187","https://openalex.org/W2055637834","https://openalex.org/W588989513","https://openalex.org/W1965581798","https://openalex.org/W1674869670","https://openalex.org/W2139812290","https://openalex.org/W2192078201","https://openalex.org/W296694159"],"abstract_inverted_index":{"Richly":[0],"fossiliferous":[1],"nodular":[2],"and":[3,8,17,21,95,110,125,146,153,166,174,251,266],"thin-bedded":[4],"limestones":[5],"of":[6,29,81,88,121,128,133,156,171,216,231,246,262],"Lower":[7],"Middle":[9],"Cambrian":[10,206],"age":[11],"are":[12,254],"widespread":[13],"in":[14,136,209,222,257],"southern":[15],"China,":[16],"contain":[18],"abundant,":[19],"diverse,":[20],"exceptionally":[22],"well":[23],"preserved":[24,70],"fossils.":[25],"By":[26],"acid":[27],"digestion":[28],"the":[30,77,116,138,141,186,204,223,259,267],"limestones,":[31],"numerous":[32],"phosphatized":[33,207],"shells":[34],"displaying":[35,46],"detailed":[36],"three-dimensional":[37],"characters":[38],"have":[39,104,235],"been":[40],"isolated.":[41],"The":[42,63,119],"univalved":[43,52],"ostracode":[44],"larvae,":[45],"a":[47,56,106,111,196],"univalved-bivalved":[48],"transition,":[49],"argue":[50],"that":[51,101,189,212],"form":[53],"may":[54],"be":[55],"primitive":[57,238],"larval":[58],"character":[59],"for":[60],"shell-secreting":[61],"crustaceans.":[62],"arthropod":[64],"(possibly":[65],"eodiscid":[66,175],"trilobite)":[67],"embryos":[68],"with":[69,85,185,203],"blastomeres":[71],"belong":[72],"to":[73,162,183,243],"two":[74],"embryonic":[75,79],"stages;":[76],"basic":[78],"development":[80,192],"arthropods":[82],"seems":[83,182],"unchangeable":[84],"time.":[86],"Cuticles":[87],"three":[89],"palaeoscolecid":[90],"worms":[91],"display":[92],"unique":[93],"ornaments":[94],"body":[96,217],"structures;":[97],"their":[98,164,213,237],"discovery":[99],"reveals":[100],"wormlike":[102],"organisms":[103,265],"achieved":[105],"high":[107],"taxonomic":[108],"diversity":[109],"wide":[112],"geographic":[113],"distribution":[114],"during":[115],"Early":[117,169,205],"Cambrian.":[118],"description":[120],"redlichiid":[122],"trilobite":[123,143],"larvae":[124],"ontogenetic":[126,252],"stages":[127],"Ichangia":[129],"ichangensis":[130],"Chang":[131],"is":[132],"potential":[134],"interests":[135],"recognizing":[137],"relationships":[139,269],"among":[140,270],"oldest":[142],"faunas.":[144],"Morphological":[145],"functional":[147],"analysis":[148],"on":[149],"especially":[150],"long":[151],"genal":[152],"axial":[154],"spines":[155],"some":[157],"rodiscids":[158],"provodes":[159],"key":[160],"evidence":[161],"deduce":[163],"locomotion":[165],"life":[167],"mode.":[168],"instars":[170],"bradoriid":[172],"ostracodes":[173],"trilobites":[176],"exhibit":[177],"apparent":[178],"morphological":[179,250],"diversity,":[180],"which":[181],"contrast":[184],"traditional":[187],"view":[188],"regards":[190],"early":[191,232,263],"as":[193,229],"conservative.":[194],"However,":[195],"complex":[197],"silicified":[198],"sponge":[199],"spicule":[200],"assemblage":[201],"associated":[202],"fauna":[208],"Zhenping":[210],"demonstrates":[211],"conservative":[214],"styles":[215],"architecture":[218],"were":[219],"established":[220],"quickly":[221],"earliest":[224],"Phanerozoic.":[225],"These":[226],"fossil":[227],"Lagerstatten,":[228],"representatives":[230],"skeletal":[233,264],"metazoans,":[234],"displayed":[236],"features":[239],"without":[240],"'modification'":[241],"relevant":[242],"adaptive":[244],"radiation's":[245],"later":[247],"times.":[248],"Their":[249],"data":[253],"therefore":[255],"essential":[256],"evaluating":[258],"rapid":[260],"diversification":[261],"phylogenetic":[268],"major":[271],"metazoan":[272],"groups.":[273]},"counts_by_year":[],"updated_date":"2026-10-05T09:50:58.205359","created_date":"2016-06-24T00:00:00"}
