{"id":"https://openalex.org/W357290140","doi":null,"title":"Protochordates : the proceedings of a symposium held at the Zoological Society of London on 17 and 18 January, 1974","display_name":"Protochordates : the proceedings of a symposium held at the Zoological Society of London on 17 and 18 January, 1974","publication_year":1975,"publication_date":"1975-01-01","ids":{"openalex":"https://openalex.org/W357290140","mag":"357290140"},"language":"en","primary_location":{"id":"mag:357290140","doi":null,"is_oa":false,"landing_page_url":"http://ci.nii.ac.jp/ncid/BA04224499","pdf_url":null,"source":{"id":"https://openalex.org/S4306478436","display_name":"Published for the Zoological Society of London by Academic Press eBooks","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":"ebook platform"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Published for the Zoological Society of London by Academic Press eBooks","raw_type":null},"volume":null,"type":"book","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5013145559","display_name":"E. J. W. Barrington","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"E. J. W. Barrington","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5037958011","display_name":"Richard P. S. Jefferies","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"R. P. S. Jefferies","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.00543478,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"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/T10268","display_name":"Developmental Biology and Gene Regulation","score":0.7261000275611877,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10268","display_name":"Developmental Biology and Gene Regulation","score":0.7261000275611877,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12142","display_name":"Marine Invertebrate Physiology and Ecology","score":0.09740000218153,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10955","display_name":"Paleontology and Evolutionary Biology","score":0.04899999871850014,"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/protochordates","display_name":"protochordates","score":0.9210000038146973},{"id":"https://openalex.org/keywords/chordate-evolution","display_name":"chordate evolution","score":0.6480000019073486},{"id":"https://openalex.org/keywords/tunicates","display_name":"tunicates","score":0.7260000109672546},{"id":"https://openalex.org/keywords/amphioxus","display_name":"amphioxus","score":0.7540000081062317},{"id":"https://openalex.org/keywords/cephalochordates","display_name":"cephalochordates","score":0.8569999933242798},{"id":"https://openalex.org/keywords/embryology","display_name":"embryology","score":0.32100000977516174}],"concepts":[{"id":"https://openalex.org/C95457728","wikidata":"https://www.wikidata.org/wiki/Q309","display_name":"History","level":0,"score":0.49303171038627625},{"id":"https://openalex.org/C161191863","wikidata":"https://www.wikidata.org/wiki/Q199655","display_name":"Library science","level":1,"score":0.434957891702652},{"id":"https://openalex.org/C95124753","wikidata":"https://www.wikidata.org/wiki/Q875686","display_name":"Environmental ethics","level":1,"score":0.4267153739929199},{"id":"https://openalex.org/C74909509","wikidata":"https://www.wikidata.org/wiki/Q10387","display_name":"Gerontology","level":1,"score":0.33690178394317627},{"id":"https://openalex.org/C29595303","wikidata":"https://www.wikidata.org/wiki/Q165650","display_name":"Media studies","level":1,"score":0.32459473609924316},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.2567957639694214},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.21164986491203308},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.15474960207939148},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.11770385503768921}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:357290140","doi":null,"is_oa":false,"landing_page_url":"http://ci.nii.ac.jp/ncid/BA04224499","pdf_url":null,"source":{"id":"https://openalex.org/S4306478436","display_name":"Published for the Zoological Society of London by Academic Press eBooks","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":"ebook platform"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Published for the Zoological Society of London by Academic Press eBooks","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W655808432","https://openalex.org/W649967725","https://openalex.org/W586892453","https://openalex.org/W1981095229","https://openalex.org/W4244395014","https://openalex.org/W618780527","https://openalex.org/W4252067872","https://openalex.org/W4253593239","https://openalex.org/W653869184","https://openalex.org/W621039125"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2016-06-24T00:00:00"}