This is a repository storing input data, analytical code, and output data/figures for the paper 'A geometric morphometric approach to identifying recent and fossil woodrat molars with remarks on late Pleistocene Neotoma macrotis from Rancho La Brea', by Nathaniel Fox and Jessica Blois, published in Quaternary Research: https://doi.org/10.1017/qua.2025.9 Specimen images and landmark coordinate data are available at Zenodo: https://doi.org/10.5281/zenodo.15127876