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oai:figshare.com:article/34034583 2026-09-30T17:26:16Z category_16 category_24 category_272 category_39 category_734 portal_5 item_type_1 month_year_09_2026

<p>Dentary dentition of <i>Fa. suarezarum.</i></p> William J. Freimuth (22495838) Joshua R. Lively (9409306) Lindsay E. Zanno (11506677) Physiology Evolutionary Biology Environmental Sciences not elsewhere classified Ecology Biological Sciences not elsewhere classified suarez site bonebed shared maxillary proportions labially convex morphology div >< p phylogenetic analyses recover monodominant therizinosaurian bonebed isolated maxilla recovered geminiraptor suarezarum </ falcarius utahensis </ falcarius suarezarum </ early therizinosaurian crania geminiraptor </ phylogenetic datasets beipiaosaurus </ geminiraptor .</ early therizinosaurians usa ). understanding evolutionary sister taxon restricts definitive reidentify “< recorded member possible lacrimal poor understanding original description novel combination north america mosaic evolution morphometric analyses minute denticles like troodontidae key taxon holotype maxilla geologically oldest g ., fragmentary braincase fourth therizinosaurian earliest cretaceous cranial bones converged upon coelurosaurian maxillae carnivorous diet biogeographic patterns basal swelling <p>(A) Representative left dentary (CEUM 52511) in medial view, highlighting dentition positional variation (inset boxes correspond to numbers in figure). (B) Rostral left dentary dentition of CEUM 52511 with fragmentary teeth in positions d1, d3, and d5 in lingual view. (C) 29th tooth position of left dentary CEUM 52511 in lingual view. (D) Representative mid-dentary dentition of left dentary CEUM 77263 in lingual view. All scale bars 1 mm.</p> 2026-09-30T17:25:52Z Image Figure 10.1371/journal.pone.0356471.g019 https://figshare.com/articles/figure/_p_Dentary_dentition_of_i_Fa_suarezarum_i_p_/34034583 CC BY 4.0