Diversity, Volume 15, Issue 4
2023 April - 116 articles
Cover Story: The discovery of new fossil rhynchosaur specimens from the Late Triassic in Wyoming, USA, necessitated a description of the new fossils and re-description of the rhynchosaur fossil USNM 494329. Combined, these form the basis for a new rhynchosaur species, Beesiiwo cooowuse gen. et sp. nov. The specimens were found on the traditional lands of the Northern Arapaho people. Tribal elders bestowed the first scientific name in the Arapaho language to this new taxon. Phylogenetic analyses demonstrate that the Wyoming rhynchosaurs are early diverging members of Hyperodapedontinae, a globally distributed clade that went extinct ca. 227 Ma. The presence of B. cooowuse supports an age no younger than ca. 227 Ma, filling an important temporal gap in the Late Triassic strata of the western USA. View this paper - Issues are regarded as officially published after their release is announced to the table of contents alert mailing list .
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