{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,31]],"date-time":"2026-08-31T16:31:00Z","timestamp":1788193860292,"version":"build-2803163510"},"reference-count":42,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2025,11,19]],"date-time":"2025-11-19T00:00:00Z","timestamp":1763510400000},"content-version":"vor","delay-in-days":18,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"funder":[{"DOI":"10.13039\/100012692","name":"Yerkes National Primate Research Center, Emory University","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100012692","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000001","name":"National Science Foundation","doi-asserted-by":"publisher","award":["0921770"],"award-info":[{"award-number":["0921770"]}],"id":[{"id":"10.13039\/100000001","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000001","name":"National Science Foundation","doi-asserted-by":"publisher","award":["0922429"],"award-info":[{"award-number":["0922429"]}],"id":[{"id":"10.13039\/100000001","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000001","name":"National Science Foundation","doi-asserted-by":"publisher","award":["1945008"],"award-info":[{"award-number":["1945008"]}],"id":[{"id":"10.13039\/100000001","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["American Journal of Biological Anthropology"],"published-print":{"date-parts":[[2025,11]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>\n                      To examine relationships between enamel prism angles relative to wear surfaces and dietary hardness in three cercopithecoid genera. We hypothesized that the hard\u2010object feeding (durophagous)\n                      <jats:styled-content style=\"fixed-case\">\n                        <jats:italic>Cercocebus atys<\/jats:italic>\n                      <\/jats:styled-content>\n                      and\n                      <jats:styled-content style=\"fixed-case\">\n                        <jats:italic>Lophocebus albigena<\/jats:italic>\n                      <\/jats:styled-content>\n                      would have higher prism angles, making their enamel in this region stiffer and stronger in this region, than the soft\u2010object feeding\n                      <jats:italic>Cercopithecus<\/jats:italic>\n                      . We further investigated whether the habitually durophagous\n                      <jats:styled-content style=\"fixed-case\">\n                        <jats:italic>Cercocebus atys<\/jats:italic>\n                      <\/jats:styled-content>\n                      and the fallback hard\u2010object feeding\n                      <jats:styled-content style=\"fixed-case\">\n                        <jats:italic>Lophocebus albigena<\/jats:italic>\n                      <\/jats:styled-content>\n                      had similarly high prism angles.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and Methods<\/jats:title>\n                    <jats:p>\n                      Molars were sectioned using standard protocols and imaged with a Motic BA 310 Microscope with a Moticam camera. ImageJ FIJI was used to measure prism and wear angles. Measurements were made on 13\n                      <jats:italic>\n                        <jats:styled-content style=\"fixed-case\">Cercocebus atys<\/jats:styled-content>\n                        ,\n                      <\/jats:italic>\n                      13\n                      <jats:italic>\n                        <jats:styled-content style=\"fixed-case\">Lophocebus albigena<\/jats:styled-content>\n                        ,\n                      <\/jats:italic>\n                      and 11\n                      <jats:italic>Cercopithecu<\/jats:italic>\n                      s molars, though sample sizes varied for different comparisons.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Repeated measures regressions of upper functional and non\u2010functional cusps were used to test for the effects of tooth, genus, tooth\u2010genus interaction, and wear angle on prism angle. Genus and wear angle were found to be statistically significant predictors. Pairwise comparisons revealed significantly higher prism angles in\n                      <jats:styled-content style=\"fixed-case\">\n                        <jats:italic>Cercocebus atys<\/jats:italic>\n                      <\/jats:styled-content>\n                      vs. both\n                      <jats:styled-content style=\"fixed-case\">\n                        <jats:italic>Lophocebus albigena<\/jats:italic>\n                      <\/jats:styled-content>\n                      and\n                      <jats:italic>Cercopithecus<\/jats:italic>\n                      . There was no significant difference between\n                      <jats:styled-content style=\"fixed-case\">\n                        <jats:italic>Lophocebus albigena<\/jats:italic>\n                      <\/jats:styled-content>\n                      and\n                      <jats:italic>Cercopithecus<\/jats:italic>\n                      in prism angles.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Discussion<\/jats:title>\n                    <jats:p>\n                      Our finding that the prism angles of a fallback hard\u2010object feeder (\n                      <jats:styled-content style=\"fixed-case\">\n                        <jats:italic>Lophocebus albigena<\/jats:italic>\n                      <\/jats:styled-content>\n                      ) are more similar to those of a soft\u2010object feeder (\n                      <jats:italic>Cercopithecus<\/jats:italic>\n                      ) than to a habitual hard\u2010object feeder (\n                      <jats:styled-content style=\"fixed-case\">\n                        <jats:italic>Cercocebus atys<\/jats:italic>\n                      <\/jats:styled-content>\n                      ) suggests that the correspondence between durophagy and enamel microstructure is not straightforward, complicating our ability to infer durophagy in the fossil record.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/ajpa.70167","type":"journal-article","created":{"date-parts":[[2025,11,19]],"date-time":"2025-11-19T11:19:58Z","timestamp":1763551198000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Enamel Prism Angle Variation and Hard\u2010Object Feeding in Cercopithecoids With Known Diets"],"prefix":"10.1002","volume":"188","author":[{"given":"Jacob","family":"Scheinblum","sequence":"first","affiliation":[{"name":"Department of Anthropology The Ohio State University  Columbus Ohio USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"W. 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