Publication Information

{'id': 'https://openalex.org/W2065842809', 'doi': 'https://doi.org/10.1080/01688170.1987.10510264', 'title': 'Early Chordate Evolution Part 2. Amphioxus and Ascidians To Settle or Not to Settle', 'display_name': 'Early Chordate Evolution Part 2. Amphioxus and Ascidians To Settle or Not to Settle', 'publication_year': 1987, 'publication_date': '1987-01-01', 'ids': {'openalex': 'https://openalex.org/W2065842809', 'doi': 'https://doi.org/10.1080/01688170.1987.10510264', 'mag': '2065842809'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1080/01688170.1987.10510264', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764496816', 'display_name': 'International Journal of Invertebrate Reproduction and Development', 'issn_l': '0168-8170', 'issn': ['0168-8170'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4310320547', 'host_organization_name': 'Taylor & Francis', 'host_organization_lineage': ['https://openalex.org/P4310320547'], 'host_organization_lineage_names': ['Taylor & Francis'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5042558989', 'display_name': 'N. J. Berrill', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I118020396', 'display_name': 'Swarthmore College', 'ror': 'https://ror.org/012dg8a96', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I118020396']}], 'countries': ['US'], 'is_corresponding': True, 'raw_author_name': 'N. J. Berrill', 'raw_affiliation_strings': ['410 N. Swarthmore Ave., Swarthmore , PA , 190801 , U.S.A.'], 'affiliations': [{'raw_affiliation_string': '410 N. Swarthmore Ave., Swarthmore , PA , 190801 , U.S.A.', 'institution_ids': ['https://openalex.org/I118020396']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': ['https://openalex.org/A5042558989'], 'corresponding_institution_ids': ['https://openalex.org/I118020396'], 'apc_list': None, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 5, 'citation_normalized_percentile': {'value': 0.448741, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 71, 'max': 73}, 'biblio': {'volume': '11', 'issue': '1', 'first_page': '15', 'last_page': '27'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10659', 'display_name': 'Marine animal studies overview', 'score': 0.991, 'subfield': {'id': 'https://openalex.org/subfields/2303', 'display_name': 'Ecology'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10659', 'display_name': 'Marine animal studies overview', 'score': 0.991, 'subfield': {'id': 'https://openalex.org/subfields/2303', 'display_name': 'Ecology'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T12213', 'display_name': 'Marine Ecology and Invasive Species', 'score': 0.9886, 'subfield': {'id': 'https://openalex.org/subfields/2306', 'display_name': 'Global and Planetary Change'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10643', 'display_name': 'Marine and coastal plant biology', 'score': 0.9847, 'subfield': {'id': 'https://openalex.org/subfields/1910', 'display_name': 'Oceanography'}, '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/chordate', 'display_name': 'Chordate', 'score': 0.9965036}, {'id': 'https://openalex.org/keywords/coelom', 'display_name': 'Coelom', 'score': 0.48132598}], 'concepts': [{'id': 'https://openalex.org/C2778712684', 'wikidata': 'https://www.wikidata.org/wiki/Q10915', 'display_name': 'Chordate', 'level': 4, 'score': 0.9965036}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.8840406}, {'id': 'https://openalex.org/C2778961482', 'wikidata': 'https://www.wikidata.org/wiki/Q25241', 'display_name': 'Vertebrate', 'level': 3, 'score': 0.7975296}, {'id': 'https://openalex.org/C78458016', 'wikidata': 'https://www.wikidata.org/wiki/Q840400', 'display_name': 'Evolutionary biology', 'level': 1, 'score': 0.57647234}, {'id': 'https://openalex.org/C151730666', 'wikidata': 'https://www.wikidata.org/wiki/Q7205', 'display_name': 'Paleontology', 'level': 1, 'score': 0.51597124}, {'id': 'https://openalex.org/C23785310', 'wikidata': 'https://www.wikidata.org/wiki/Q247830', 'display_name': 'Coelom', 'level': 2, 'score': 0.48132598}, {'id': 'https://openalex.org/C90856448', 'wikidata': 'https://www.wikidata.org/wiki/Q431', 'display_name': 'Zoology', 'level': 1, 'score': 0.32778847}, {'id': 'https://openalex.org/C104317684', 'wikidata': 'https://www.wikidata.org/wiki/Q7187', 'display_name': 'Gene', 'level': 2, 'score': 0.094901085}, {'id': 'https://openalex.org/C54355233', 'wikidata': 'https://www.wikidata.org/wiki/Q7162', 'display_name': 'Genetics', 'level': 1, 'score': 0.07946357}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1080/01688170.1987.10510264', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764496816', 'display_name': 'International Journal of Invertebrate Reproduction and Development', 'issn_l': '0168-8170', 'issn': ['0168-8170'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4310320547', 'host_organization_name': 'Taylor & Francis', 'host_organization_lineage': ['https://openalex.org/P4310320547'], 'host_organization_lineage_names': ['Taylor & Francis'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'score': 0.53, 'id': 'https://metadata.un.org/sdg/15', 'display_name': 'Life on land'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 12, 'referenced_works': ['https://openalex.org/W1567612426', 'https://openalex.org/W1986778505', 'https://openalex.org/W1988007876', 'https://openalex.org/W1992048835', 'https://openalex.org/W2001611203', 'https://openalex.org/W2005302341', 'https://openalex.org/W2020029863', 'https://openalex.org/W2028937229', 'https://openalex.org/W2045151282', 'https://openalex.org/W2059750546', 'https://openalex.org/W2157513074', 'https://openalex.org/W3090721332'], 'related_works': ['https://openalex.org/W4237164055', 'https://openalex.org/W4213176340', 'https://openalex.org/W40555879', 'https://openalex.org/W2783704911', 'https://openalex.org/W2108550390', 'https://openalex.org/W2099737709', 'https://openalex.org/W2073014214', 'https://openalex.org/W2062437004', 'https://openalex.org/W2033908064', 'https://openalex.org/W1981337585'], 'abstract_inverted_index': {'Summary': [0], 'A': [1], 'comparison': [2], 'is': [3], 'made': [4], 'of': [5, 8, 17], 'the': [6, 15, 21, 55], 'development': [7], 'amphioxus': [9], 'and': [10, 24, 30, 42], 'ascidians': [11], 'with': [12, 25], 'emphasis': [13], 'on': [14], 'relation': [16], 'various': [18], 'stages': [19], 'to': [20, 28, 54, 66], 'immediate': [22], 'environment': [23], 'particular': [26], 'reference': [27], 'relative': [29], 'absolute': [31], 'size.': [32], 'Each': [33], 'type': [34], 'exhibits': [35], 'a': [36], 'dual': [37], 'character,': [38], 'combining': [39], 'somatic': [40], 'chordate': [41], 'visceral': [43], 'filter-feeding': [44], 'systems,': [45], 'although': [46], 'in': [47], 'different': [48], 'ways.': [49], 'Both': [50], 'types': [51], 'are': [52], 'related': [53], 'vertebrate': [56], 'chordates': [57], 'but': [58], 'neither': [59], 'can': [60], 'be': [61], 'regarded': [62], 'as': [63], 'directly': [64], 'ancestral': [65], 'them.': [67]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2065842809', 'counts_by_year': [], 'updated_date': '2024-12-16T11:13:16.992642', 'created_date': '2016-06-24'}