Masillamys is an extinct genus of rodent. It was named in 1954 by Tobien. It is considered 'sister genera' to the Hartenbergeromys, Lophiparamys, Mattimys, Microparamys, Pantrogna, Sparnacomys, and Strathcona genera.
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