Thalassemys is genus of a Late Jurassic fossil sea turtle from Western and Central Europe. The species "Thalassemys" moseri was assigned to this genus, but is generically distinct from T. hugii.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0