Eurysternum is an extinct genus of sea turtle. Its type species is Eurysternum wagleri, the holotype of which has since been lost and only survives in illustrations. Eurysternum ignoratum Bram, 1965, formerly assigned to this genus, is a junior synonym of Thalassemys hughii.
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