{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["12"],"submitter":["Li Q"],"pubmed_abstract":["New discoveries of the late Silurian fossil fish <i>Dunyu</i> (Eugaleaspidae, Eugaleaspiformes, Galeaspida), <i>Dunyu tianlu</i> sp. nov. and <i>Dunyu</i> sp., are described from the Xiaoxi Formation in Xiushan of Chongqing and Xiushui of Jiangxi, China respectively. <i>D. tianlu</i> sp. nov. can be distinguished from <i>D. longiforus</i> and <i>D. xiushanensis</i> in its nearly equal preorbital and postorbital regions of the headshield. As the currently only known genus of Eugaleaspiformes during the late Silurian, <i>Dunyu</i> not only displays a large morphological difference with galeaspids from both the early Silurian and Early Devonian but also occupies a phylogenetic position that is far from the root of Eugaleaspiformes, which indicates that the lineages nested between Yongdongaspi"],"journal":["PeerJ"],"pagination":["e18760"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC11674142"],"repository":["biostudies-literature"],"pubmed_title":["New findings of &lt;i&gt;Dunyu&lt;/i&gt; (Eugaleaspiformes, Galeaspida) from the Xiaoxi Formation in South China and their biostratigraphic significance."],"pmcid":["PMC11674142"],"pubmed_authors":["Zheng J","Zhu M","Shan X","Zhao W","Lin X","Li Q","Chen Y","Peng L","Gai Z"],"additional_accession":[]},"is_claimable":false,"name":"New findings of &lt;i&gt;Dunyu&lt;/i&gt; (Eugaleaspiformes, Galeaspida) from the Xiaoxi Formation in South China and their biostratigraphic significance.","description":"New discoveries of the late Silurian fossil fish <i>Dunyu</i> (Eugaleaspidae, Eugaleaspiformes, Galeaspida), <i>Dunyu tianlu</i> sp. nov. and <i>Dunyu</i> sp., are described from the Xiaoxi Formation in Xiushan of Chongqing and Xiushui of Jiangxi, China respectively. <i>D. tianlu</i> sp. nov. can be distinguished from <i>D. longiforus</i> and <i>D. xiushanensis</i> in its nearly equal preorbital and postorbital regions of the headshield. As the currently only known genus of Eugaleaspiformes during the late Silurian, <i>Dunyu</i> not only displays a large morphological difference with galeaspids from both the early Silurian and Early Devonian but also occupies a phylogenetic position that is far from the root of Eugaleaspiformes, which indicates that the lineages nested between Yongdongaspi","dates":{"release":"2024-01-01T00:00:00Z","publication":"2024","modification":"2025-04-19T21:31:12.953Z","creation":"2025-04-19T21:31:12.953Z"},"accession":"S-EPMC11674142","cross_references":{"pubmed":["39735557"],"doi":["10.7717/peerj.18760"]}}