At.Spectrosc. volume 41, issue 6, P1-11 2020 DOI: 10.46770/as.2021.01.001 View full text
Jinhua Li, Rui Pei, Xing Xu

Abstract: Jianianhualong tengi is a key taxon for understanding the evolution of pennaceous feathers as well as of troodontid theropods. It is known by only the holotype, which was recovered from the Lower Cretaceous Yixian Formation of western Liaoning, China. In this study, we carried out a large-area micro-X-Ray fluorescence (micro-XRF) analysis of the holotype of Jianianhualong tengi via a Brucker M6 Jetstream mobile XRF scanner. The elemental distribution measurements of the specimen show an enrichment of typical b…

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