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Here we present the first comparative morphometric analysis of the pelvis of LB 1, the holotype of\n                      <jats:italic>H. floresiensis<\/jats:italic>\n                      , using data derived from high\u2010resolution micro\u2010CT scans and situated within a broad, Plio\u2010Pleistocene hominin context. This includes a novel quantitative measure of iliac flare in hominins to assess the australopith\u2010like qualities of the LB 1 pelvis described by previous studies.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and Methods<\/jats:title>\n                    <jats:p>\n                      In a sample of extant humans and African apes and 26 fossil hominin pelves, we quantified linear and angular pelvic traits, with a focus on features that should provide functional insights into\n                      <jats:italic>H. floresiensis<\/jats:italic>\n                      locomotor behavior, including ilium orientation angle and lower ilium length. Morphometric and allometric hypotheses were investigated using Kruskal\u2013Wallis tests, principal component analysis, and least squares regression.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Univariate analyses demonstrate that all pelvic features of LB 1 (except for ischium length) are within the ranges of variation exhibited by\n                      <jats:styled-content style=\"fixed-case\">\n                        <jats:italic>Homo sapiens<\/jats:italic>\n                      <\/jats:styled-content>\n                      . Multivariate analysis reveals that the\n                      <jats:italic>H. floresiensis<\/jats:italic>\n                      pelvis shares similarities with those of other Pleistocene\n                      <jats:italic>Homo<\/jats:italic>\n                      and some australopith individuals.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Discussion<\/jats:title>\n                    <jats:p>\n                      Overall, our results suggest that the pelvis of LB 1 is more\n                      <jats:italic>Homo<\/jats:italic>\n                      \u2010like than previously described. While the mix of primitive and derived traits in the postcrania of\n                      <jats:italic>H. floresiensis<\/jats:italic>\n                      makes functional inferences challenging, our results from the pelvis suggest a human\u2010like form of terrestrial bipedalism in this species.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/ajpa.70339","type":"journal-article","created":{"date-parts":[[2026,8,25]],"date-time":"2026-08-25T07:27:21Z","timestamp":1787642841000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Comparative Morphometric Analysis of the Pelvis of\n                    <scp>LB<\/scp>\n                    1 (\n                    <scp>\n                      <i>Homo floresiensis<\/i>\n                    <\/scp>\n                    )"],"prefix":"10.1002","volume":"190","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-0674-2454","authenticated-orcid":false,"given":"Kristi L.","family":"Lewton","sequence":"first","affiliation":[{"name":"Division of Integrative Anatomical Sciences University of Southern California  Los Angeles California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8444-0553","authenticated-orcid":false,"given":"Ashley S.","family":"Hammond","sequence":"additional","affiliation":[{"name":"Institut Catal\u00e0 de Paleontologia Miquel Crusafont (ICP\u2010CERCA), Universitat Aut\u00f2noma de Barcelona  Barcelona Spain"},{"name":"Instituci\u00f3 Catalana de Recerca i Estudis Avan\u00e7ats (ICREA)  Barcelona Spain"},{"name":"Division of Anthropology American Museum of Natural History  New York New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nico","family":"Alamsyah","sequence":"additional","affiliation":[{"name":"Pusat Riset Arkeometri, Badan Riset Dan Inovasi Nasional  Jakarta Indonesia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sofwan","family":"Noerwidi","sequence":"additional","affiliation":[{"name":"Pusat Riset Arkeometri, Badan Riset Dan Inovasi Nasional  Jakarta Indonesia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Thomas","family":"Sutikna","sequence":"additional","affiliation":[{"name":"Pusat Riset Arkeometri, Badan Riset Dan Inovasi Nasional  Jakarta Indonesia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Matthew M.","family":"Skinner","sequence":"additional","affiliation":[{"name":"Max Planck Institute for Evolutionary Anthropology  Leipzig Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7600-8998","authenticated-orcid":false,"given":"Matthew W.","family":"Tocheri","sequence":"additional","affiliation":[{"name":"Department of Anthropology Lakehead University  Thunder Bay Canada"},{"name":"Human Origins Program National Museum of Natural History, Smithsonian Institution  Washington District of Columbia USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,8,25]]},"reference":[{"key":"e_1_2_10_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jhevol.2020.102922"},{"key":"e_1_2_10_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jhevol.2017.02.006"},{"key":"e_1_2_10_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jhevol.2009.05.002"},{"key":"e_1_2_10_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0047-2484(81)80051-6"},{"key":"e_1_2_10_6_1","doi-asserted-by":"publisher","DOI":"10.1038\/20430"},{"issue":"1","key":"e_1_2_10_7_1","first-page":"5","article-title":"The Place of Homo floresiensis in Human Evolution","volume":"94","author":"Baab K. 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