{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,6]],"date-time":"2026-10-06T22:24:08Z","timestamp":1791325448202,"version":"4.3.1"},"reference-count":81,"publisher":"American Association for the Advancement of Science (AAAS)","issue":"6792","funder":[{"DOI":"10.13039\/100005966","name":"The Leakey Foundation","doi-asserted-by":"crossref","id":[{"id":"10.13039\/100005966","id-type":"DOI","asserted-by":"crossref"}]},{"name":"Mansoura University research and field work grants","award":["(2024 grant cycle)"],"award-info":[{"award-number":["(2024 grant cycle)"]}]},{"name":"Science and Technology and Development Fund (STDF), Ministry of Higher Education in Egypt Development grant","award":["38284"],"award-info":[{"award-number":["38284"]}]}],"content-domain":{"domain":["www.science.org"],"crossmark-restriction":true},"short-container-title":["Science"],"published-print":{"date-parts":[[2026,3,26]]},"abstract":"<jats:p>\n                    The Early Miocene fossil record documenting hominoid evolution has long been restricted primarily to sites in East Africa, whereas contemporaneous North African sites have only yielded remains of cercopithecoid monkeys. Here, we describe a fossil ape from North Africa, a new genus (\n                    <jats:italic toggle=\"yes\">Masripithecus<\/jats:italic>\n                    ) from the Early Miocene (~17 million to 18 million years) of northern Egypt, on the basis of mandibular remains. A combined molecular-morphological Bayesian tip-dating analysis positions\n                    <jats:italic toggle=\"yes\">Masripithecus<\/jats:italic>\n                    closer to crown hominoids than coeval fossil apes from East Africa, thereby filling a phylogenetic and biogeographic gap in the evolution of stem hominoids. This evidence suggests that crown Hominoidea might have originated during the Early Miocene in the underexplored northeastern part of Afro-Arabia, rather than in eastern Africa or Eurasia.\n                  <\/jats:p>","DOI":"10.1126\/science.adz4102","type":"journal-article","created":{"date-parts":[[2026,3,26]],"date-time":"2026-03-26T18:00:46Z","timestamp":1774548046000},"page":"1383-1386","update-policy":"https:\/\/doi.org\/10.34133\/aaas_crossmark","source":"Crossref","is-referenced-by-count":4,"title":["An Early Miocene ape from the biogeographic crossroads of African and Eurasian Hominoidea"],"prefix":"10.1126","volume":"391","author":[{"ORCID":"https:\/\/orcid.org\/0009-0002-7442-6779","authenticated-orcid":true,"given":"Shorouq F.","family":"Al-Ashqar","sequence":"first","affiliation":[{"name":"Mansoura University Vertebrate Paleontology Center (MUVP), Mansoura University, Mansoura, Egypt."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5948-9224","authenticated-orcid":true,"given":"Erik R.","family":"Seiffert","sequence":"additional","affiliation":[{"name":"Division of Integrative Anatomical Sciences, Department of Medical Education, Keck School of Medicine of USC, University of Southern California, Los Angeles, CA, USA."},{"name":"Duke Lemur Center Museum of Natural History, Durham, NC, USA."},{"name":"Department of Mammalogy, Natural History Museum of Los Angeles County, Los Angeles, CA, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0092-6212","authenticated-orcid":true,"given":"Sanaa","family":"El-Sayed","sequence":"additional","affiliation":[{"name":"Mansoura University Vertebrate Paleontology Center (MUVP), Mansoura University, Mansoura, Egypt."},{"name":"Department of Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI, USA."},{"name":"Museum of Paleontology, University of Michigan, Ann Arbor, MI, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9403-8792","authenticated-orcid":true,"given":"Belal S.","family":"Salem","sequence":"additional","affiliation":[{"name":"Mansoura University Vertebrate Paleontology Center (MUVP), Mansoura University, Mansoura, Egypt."},{"name":"Department of Biological Sciences, Ohio University, Athens, OH, USA."},{"name":"Ohio Center for Ecology and Evolutionary Studies, Ohio University, Athens, OH, USA."},{"name":"Department of Geology, Faculty of Science, Benha University, Benha, Egypt."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9835-4442","authenticated-orcid":true,"given":"Abdullah S.","family":"Gohar","sequence":"additional","affiliation":[{"name":"Mansoura University Vertebrate Paleontology Center (MUVP), Mansoura University, Mansoura, Egypt."},{"name":"Department of Anatomy and Cell Biology, Oklahoma State University Center for Health Sciences, Tulsa, OK, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6319-6096","authenticated-orcid":true,"given":"Hossam","family":"El-Saka","sequence":"additional","affiliation":[{"name":"Mansoura University Vertebrate Paleontology Center (MUVP), Mansoura University, Mansoura, Egypt."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0001-1043-2398","authenticated-orcid":true,"given":"Mohamed","family":"Amin","sequence":"additional","affiliation":[{"name":"Mansoura University Vertebrate Paleontology Center (MUVP), Mansoura University, Mansoura, Egypt."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6584-6312","authenticated-orcid":true,"given":"Hesham M.","family":"Sallam","sequence":"additional","affiliation":[{"name":"Mansoura University Vertebrate Paleontology Center (MUVP), Mansoura University, Mansoura, Egypt."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"221","reference":[{"key":"e_1_3_2_2_2","doi-asserted-by":"publisher","DOI":"10.1038\/nature12161"},{"key":"e_1_3_2_3_2","doi-asserted-by":"publisher","DOI":"10.1073\/pnas.1815423116"},{"key":"e_1_3_2_4_2","first-page":"429","volume-title":"Cenozoic Mammals of Africa","author":"Harrison T.","year":"2010","unstructured":"T. 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