Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2055428382', 'doi': 'https://doi.org/10.1073/pnas.1213691110', 'title': 'Early cercopithecid monkeys from the Tugen Hills, Kenya', 'display_name': 'Early cercopithecid monkeys from the Tugen Hills, Kenya', 'publication_year': 2013, 'publication_date': '2013-03-18', 'ids': {'openalex': 'https://openalex.org/W2055428382', 'doi': 'https://doi.org/10.1073/pnas.1213691110', 'mag': '2055428382', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/23509250', 'pmcid': 'https://www.ncbi.nlm.nih.gov/pmc/articles/3625289'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1073/pnas.1213691110', 'pdf_url': 'https://www.pnas.org/content/pnas/110/15/5818.full.pdf', 'source': {'id': 'https://openalex.org/S125754415', 'display_name': 'Proceedings of the National Academy of Sciences', 'issn_l': '0027-8424', 'issn': ['0027-8424', '1091-6490'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320052', 'host_organization_name': 'National Academy of Sciences', 'host_organization_lineage': ['https://openalex.org/P4310320052'], 'host_organization_lineage_names': ['National Academy of Sciences'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'bronze', 'oa_url': 'https://www.pnas.org/content/pnas/110/15/5818.full.pdf', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5015001412', 'display_name': 'James B. Rossie', 'orcid': 'https://orcid.org/0000-0001-7453-8370'}, 'institutions': [{'id': 'https://openalex.org/I59553526', 'display_name': 'Stony Brook University', 'ror': 'https://ror.org/05qghxh33', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I59553526']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'James B. Rossie', 'raw_affiliation_strings': ['Department of Anthropology; Stony Brook University; Stony Brook NY 11794-4364 USA'], 'affiliations': [{'raw_affiliation_string': 'Department of Anthropology; Stony Brook University; Stony Brook NY 11794-4364 USA', 'institution_ids': ['https://openalex.org/I59553526']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5045955391', 'display_name': 'Christopher C. Gilbert', 'orcid': 'https://orcid.org/0000-0001-8768-3171'}, 'institutions': [{'id': 'https://openalex.org/I121847817', 'display_name': 'The Graduate Center, CUNY', 'ror': 'https://ror.org/00awd9g61', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I121847817']}, {'id': 'https://openalex.org/I39694355', 'display_name': 'Hunter College', 'ror': 'https://ror.org/00g2xk477', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I39694355']}, {'id': 'https://openalex.org/I174216632', 'display_name': 'City University of New York', 'ror': 'https://ror.org/00453a208', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I174216632']}, {'id': 'https://openalex.org/I4210137413', 'display_name': 'New York Consortium in Evolutionary Primatology', 'ror': 'https://ror.org/03p65m515', 'country_code': 'US', 'type': 'other', 'lineage': ['https://openalex.org/I4210137413']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Christopher C. Gilbert', 'raw_affiliation_strings': ['Department of Anthropology, Hunter College of the City University of New York, New York, NY 10021;', 'New York Consortium in Evolutionary Primatology, New York, NY;', 'The Graduate Center of the City University of New York, New York, NY 10016; and'], 'affiliations': [{'raw_affiliation_string': 'The Graduate Center of the City University of New York, New York, NY 10016; and', 'institution_ids': ['https://openalex.org/I121847817', 'https://openalex.org/I174216632']}, {'raw_affiliation_string': 'Department of Anthropology, Hunter College of the City University of New York, New York, NY 10021;', 'institution_ids': ['https://openalex.org/I39694355', 'https://openalex.org/I174216632']}, {'raw_affiliation_string': 'New York Consortium in Evolutionary Primatology, New York, NY;', 'institution_ids': ['https://openalex.org/I4210137413']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5001647611', 'display_name': 'Andrew Hill', 'orcid': 'https://orcid.org/0000-0002-7418-6456'}, 'institutions': [{'id': 'https://openalex.org/I32971472', 'display_name': 'Yale University', 'ror': 'https://ror.org/03v76x132', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I32971472']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Andrew Hill', 'raw_affiliation_strings': ['eDepartment of Anthropology, Yale University, New Haven, CT 06520'], 'affiliations': [{'raw_affiliation_string': 'eDepartment of Anthropology, Yale University, New Haven, CT 06520', 'institution_ids': ['https://openalex.org/I32971472']}]}], 'countries_distinct_count': 1, 'institutions_distinct_count': 6, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 1.927, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 33, 'citation_normalized_percentile': {'value': 0.9473, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 93, 'max': 94}, 'biblio': {'volume': '110', 'issue': '15', 'first_page': '5818', 'last_page': '5822'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10699', 'display_name': 'Evolution of Social Behavior in Primates', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/3207', 'display_name': 'Social Psychology'}, 'field': {'id': 'https://openalex.org/fields/32', 'display_name': 'Psychology'}, 'domain': {'id': 'https://openalex.org/domains/2', 'display_name': 'Social Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10699', 'display_name': 'Evolution of Social Behavior in Primates', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/3207', 'display_name': 'Social Psychology'}, 'field': {'id': 'https://openalex.org/fields/32', 'display_name': 'Psychology'}, 'domain': {'id': 'https://openalex.org/domains/2', 'display_name': 'Social Sciences'}}, {'id': 'https://openalex.org/T11354', 'display_name': 'Evolutionary Dynamics of Mammals and Their Ancestors', 'score': 0.9961, '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/T10174', 'display_name': 'Evolutionary Ecology of Animal Behavior and Traits', 'score': 0.9931, 'subfield': {'id': 'https://openalex.org/subfields/1105', 'display_name': 'Ecology, Evolution, Behavior and Systematics'}, 'field': {'id': 'https://openalex.org/fields/11', 'display_name': 'Agricultural and Biological Sciences'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/cercopithecidae', 'display_name': 'Cercopithecidae', 'score': 0.9221184}, {'id': 'https://openalex.org/keywords/old-world', 'display_name': 'Old World', 'score': 0.6398844}, {'id': 'https://openalex.org/keywords/hominidae', 'display_name': 'Hominidae', 'score': 0.53165984}, {'id': 'https://openalex.org/keywords/paleoanthropology', 'display_name': 'Paleoanthropology', 'score': 0.46188372}, {'id': 'https://openalex.org/keywords/mammal-evolution', 'display_name': 'Mammal Evolution', 'score': 0.455137}], 'concepts': [{'id': 'https://openalex.org/C2909088720', 'wikidata': 'https://www.wikidata.org/wiki/Q182968', 'display_name': 'Cercopithecidae', 'level': 2, 'score': 0.9221184}, {'id': 'https://openalex.org/C2780509455', 'wikidata': 'https://www.wikidata.org/wiki/Q7380', 'display_name': 'Primate', 'level': 2, 'score': 0.65961415}, {'id': 'https://openalex.org/C2779608229', 'wikidata': 'https://www.wikidata.org/wiki/Q174807', 'display_name': 'Old World', 'level': 2, 'score': 0.6398844}, {'id': 'https://openalex.org/C2779987252', 'wikidata': 'https://www.wikidata.org/wiki/Q635162', 'display_name': 'Hominidae', 'level': 3, 'score': 0.53165984}, {'id': 'https://openalex.org/C197698901', 'wikidata': 'https://www.wikidata.org/wiki/Q7206', 'display_name': 'Paleoanthropology', 'level': 2, 'score': 0.46188372}, {'id': 'https://openalex.org/C205649164', 'wikidata': 'https://www.wikidata.org/wiki/Q1071', 'display_name': 'Geography', 'level': 0, 'score': 0.45518702}, {'id': 'https://openalex.org/C180916674', 'wikidata': 'https://www.wikidata.org/wiki/Q3711935', 'display_name': 'Diversification (marketing strategy)', 'level': 2, 'score': 0.4423843}, {'id': 'https://openalex.org/C90856448', 'wikidata': 'https://www.wikidata.org/wiki/Q431', 'display_name': 'Zoology', 'level': 1, 'score': 0.41716668}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.38850996}, {'id': 'https://openalex.org/C2988562018', 'wikidata': 'https://www.wikidata.org/wiki/Q1063', 'display_name': 'Biological evolution', 'level': 2, 'score': 0.3735127}, {'id': 'https://openalex.org/C151730666', 'wikidata': 'https://www.wikidata.org/wiki/Q7205', 'display_name': 'Paleontology', 'level': 1, 'score': 0.2572498}, {'id': 'https://openalex.org/C166957645', 'wikidata': 'https://www.wikidata.org/wiki/Q23498', 'display_name': 'Archaeology', 'level': 1, 'score': 0.2277874}, {'id': 'https://openalex.org/C54355233', 'wikidata': 'https://www.wikidata.org/wiki/Q7162', 'display_name': 'Genetics', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C162853370', 'wikidata': 'https://www.wikidata.org/wiki/Q39809', 'display_name': 'Marketing', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C144133560', 'wikidata': 'https://www.wikidata.org/wiki/Q4830453', 'display_name': 'Business', 'level': 0, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D002520', 'descriptor_name': 'Cercopithecidae', 'qualifier_ui': 'Q000033', 'qualifier_name': 'anatomy & histology', 'is_major_topic': True}, {'descriptor_ui': 'D000818', 'descriptor_name': 'Animals', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005075', 'descriptor_name': 'Biological Evolution', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D002520', 'descriptor_name': 'Cercopithecidae', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005580', 'descriptor_name': 'Fossils', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D019015', 'descriptor_name': 'Geologic Sediments', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007630', 'descriptor_name': 'Kenya', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008963', 'descriptor_name': 'Molar', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008963', 'descriptor_name': 'Molar', 'qualifier_ui': 'Q000033', 'qualifier_name': 'anatomy & histology', 'is_major_topic': False}, {'descriptor_ui': 'D010163', 'descriptor_name': 'Paleontology', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010802', 'descriptor_name': 'Phylogeny', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 4, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1073/pnas.1213691110', 'pdf_url': 'https://www.pnas.org/content/pnas/110/15/5818.full.pdf', 'source': {'id': 'https://openalex.org/S125754415', 'display_name': 'Proceedings of the National Academy of Sciences', 'issn_l': '0027-8424', 'issn': ['0027-8424', '1091-6490'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320052', 'host_organization_name': 'National Academy of Sciences', 'host_organization_lineage': ['https://openalex.org/P4310320052'], 'host_organization_lineage_names': ['National Academy of Sciences'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://europepmc.org/articles/pmc3625289', 'pdf_url': 'https://europepmc.org/articles/pmc3625289?pdf=render', 'source': {'id': 'https://openalex.org/S4306400806', 'display_name': 'Europe PMC (PubMed Central)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1303153112', 'host_organization_name': 'European Bioinformatics Institute', 'host_organization_lineage': ['https://openalex.org/I1303153112'], 'host_organization_lineage_names': ['European Bioinformatics Institute'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3625289', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764455111', 'display_name': 'PubMed Central', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/23509250', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1073/pnas.1213691110', 'pdf_url': 'https://www.pnas.org/content/pnas/110/15/5818.full.pdf', 'source': {'id': 'https://openalex.org/S125754415', 'display_name': 'Proceedings of the National Academy of Sciences', 'issn_l': '0027-8424', 'issn': ['0027-8424', '1091-6490'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320052', 'host_organization_name': 'National Academy of Sciences', 'host_organization_lineage': ['https://openalex.org/P4310320052'], 'host_organization_lineage_names': ['National Academy of Sciences'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/15', 'display_name': 'Life on land', 'score': 0.44}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 44, 'referenced_works': ['https://openalex.org/W149309290', 'https://openalex.org/W1522859009', 'https://openalex.org/W1538316330', 'https://openalex.org/W1579661577', 'https://openalex.org/W1956965164', 'https://openalex.org/W1964442358', 'https://openalex.org/W1964850982', 'https://openalex.org/W1974296109', 'https://openalex.org/W1976284211', 'https://openalex.org/W1977527249', 'https://openalex.org/W1991267803', 'https://openalex.org/W1999678665', 'https://openalex.org/W2009636807', 'https://openalex.org/W2010181161', 'https://openalex.org/W2014876383', 'https://openalex.org/W2024941423', 'https://openalex.org/W2028105557', 'https://openalex.org/W2041998838', 'https://openalex.org/W2045646150', 'https://openalex.org/W2048089382', 'https://openalex.org/W2049809714', 'https://openalex.org/W2063867124', 'https://openalex.org/W2064985421', 'https://openalex.org/W2065557144', 'https://openalex.org/W2067347168', 'https://openalex.org/W2068064169', 'https://openalex.org/W2070222345', 'https://openalex.org/W2077345396', 'https://openalex.org/W2103128739', 'https://openalex.org/W2258954607', 'https://openalex.org/W2271713429', 'https://openalex.org/W2319128525', 'https://openalex.org/W2483620058', 'https://openalex.org/W2486129209', 'https://openalex.org/W4206716707', 'https://openalex.org/W4233567820', 'https://openalex.org/W4285719527', 'https://openalex.org/W4302447407', 'https://openalex.org/W57747068', 'https://openalex.org/W596387695', 'https://openalex.org/W609866758', 'https://openalex.org/W619867320', 'https://openalex.org/W646612358', 'https://openalex.org/W955752210'], 'related_works': ['https://openalex.org/W4385565699', 'https://openalex.org/W4287661933', 'https://openalex.org/W4287661822', 'https://openalex.org/W4250928802', 'https://openalex.org/W4245087277', 'https://openalex.org/W3083808666', 'https://openalex.org/W2075844830', 'https://openalex.org/W2066649402', 'https://openalex.org/W2022466454', 'https://openalex.org/W1897497896'], 'abstract_inverted_index': {'The': [0, 67], 'modern': [1, 90], 'Old': [2], 'World': [3], 'Monkeys': [4], '(Superfamily': [5], 'Cercopithecoidea,': [6], 'Family': [7], 'Cercopithecidae)': [8], 'can': [9], 'be': [10], 'traced': [11], 'back': [12], 'into': [13], 'the': [14, 26, 42, 50, 61], 'late': [15], 'Miocene,': [16], 'but': [17], 'their': [18, 80, 89], 'origin': [19], 'and': [20, 36, 79], 'subsequent': [21], 'diversification': [22], 'is': [23], 'obscured': [24], 'by': [25], 'scarcity': [27], 'of': [28, 44, 53, 64, 76], 'terrestrial': [29], 'fossil': [30], 'sites': [31], 'in': [32, 49], 'Africa': [33], 'between': [34], '15': [35], '6': [37], 'Ma.': [38], 'Here,': [39], 'we': [40], 'document': [41], 'presence': [43], 'cercopithecids': [45], 'at': [46], '12.5': [47], 'Ma': [48], 'Tugen': [51], 'Hills': [52], 'Kenya.': [54], 'These': [55], 'fossils': [56], 'add': [57], '3': [58], 'My': [59], 'to': [60], 'known': [62], 'antiquity': [63], 'crown': [65], 'Cercopithecidae.': [66], 'two': [68, 74], 'specimens': [69], 'represent': [70], 'one': [71], 'or': [72], 'possibly': [73], 'species': [75], 'early': [77], 'colobine,': [78], 'morphology': [81], 'suggests': [82], 'that': [83], 'they': [84], 'were': [85], 'less': [86], 'folivorous': [87], 'than': [88], 'relatives.': [91]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2055428382', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2023, 'cited_by_count': 7}, {'year': 2022, 'cited_by_count': 6}, {'year': 2021, 'cited_by_count': 4}, {'year': 2020, 'cited_by_count': 2}, {'year': 2019, 'cited_by_count': 4}, {'year': 2018, 'cited_by_count': 1}, {'year': 2017, 'cited_by_count': 3}, {'year': 2015, 'cited_by_count': 3}, {'year': 2014, 'cited_by_count': 1}, {'year': 2013, 'cited_by_count': 1}], 'updated_date': '2024-08-21T15:54:18.105247', 'created_date': '2016-06-24'}