The Anatomy of a Mamenchisaurid Tooth Informed by Digital Reconstruction

Sui Zixian; Shao shuai; Yin Yalei

doi:10.3897/arphapreprints.e188103

Preprint

ARPHA Preprints
https://doi.org/10.3897/arphapreprints.e188103 (09 Feb 2026)

Published in: Swiss Journal of Palaeontology https://doi.org/10.3897/sjp.145.187923

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ARPHA Preprints

doi: 10.3897/arphapreprints.e188103

First posted 09 Feb 2026

Authors

Sui Zixian - Corresponding author

13592329582@163.com, Shenyang, China

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Shao shuai

shuai678.2008@163.com, Shenyang, China

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Yin Yalei - Corresponding author

yinyalei@synu.edu.cn, Shenyang, China

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Author contributions

Zi-Xian Sui, Shuai Shao, and Ya-Lei Yin wrote the main text of the manuscript; Zi-Xian Sui and Ya-Lei Yin reconstructed the virtual tooth model based on CT scan data, prepared the figures and tables, and conducted measurements and analysis. All authors reviewed the full manuscript.

Conflict of interest

The authors have declared that no competing interests exist.

Supporting agencies

This research was supported by the Key Laboratory of Stratigraphy and Paleontology of the Ministry of Natural Resources (SP202502), National Natural Science Foundation of China (42402018), the Liaoning Provincial Natural Science Foundation (2025-BSLH-371, 2025-MSLH-621), and the Open Fund of the Observation and Research Station of Stratigraphy, Paleontology and Environmental Geology in Chaohu, MNR (SPEG-2025-KF02).

This is an open access preprint distributed under the terms of the Creative Commons Attribution License (CC BY 4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.