Megawhaitsia is an extinct genus of large therapsid, potentially a therocephalian. It lived in the Late Permian in East Russia, and is known only by a maxilla, with a skull estimated to be 40–50 cm.
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