Fossil Record
Fossil Record
Fossil Record
Articles | Volume 24, issue 2
Articles | Volume 24, issue 2
https://doi.org/10.5194/fr-24-287-2021
© Author(s) 2021. This work is distributed under
the Creative Commons Attribution 4.0 License.
https://doi.org/10.5194/fr-24-287-2021
© Author(s) 2021. This work is distributed under
the Creative Commons Attribution 4.0 License.
Articles | Volume 24, issue 2
Research article
 | 
09 Sep 2021
Research article |  | 09 Sep 2021

The southernmost occurrence of Ichthyosaurus from the Sinemurian of Portugal

João Sousa and Octávio Mateus

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Short summary
In this work we sought to use modern research techniques to revisit a ichthyosaur specimen from Portugal, the most complete fin of our fossil record, and verify the validity of the specimen's historical identification. Through the use of phylogenetic analysis and anatomical comparisons with other specimens, we have assigned a new classification to the specimen and concluded it is the southernmost exemplar of the group.
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