This contribution contains the three-dimensional digital model of a lower molar of a very large-bodied rodent from the latest Eocene of Peninsular Thailand (Krabi Basin). The fossil was described, illustrated and discussed in the following publication: Chaimanee et al. (2026), A giant Eocene ischyromyid from Southeast Asia reveals the earliest evolution of rodent gigantism. Scientific Reports. https://doi.org/10.1038/10.1038/s41598-026-76711-6