Supplementary Information for Biogeography a key influence on distal forelimb variation in horses through the Cenozoic

Supplementary information linked to the article, including: Word document containing: Laser Scanner details - Phylogenetic Reconstruction sources - Temporal ranges - Landmark Placements - Hypothetical ancestral fetlock generation - Iterative OPA Alignments - Rates of Trait Evolution - Covariates - Correlation Analyses - Species-level OSS Key - Supplementary References. (required software: MS Word or similar word processing software) List of specimens used in the analysis containing: genus and species - institutional location - catalogue number - higher taxonomy (required software: Adobe Reader or similar PDF reader) Excel spreadsheet / comma separated value (CSV) files containing: 3D landmark coordinates for all specimens - Procrustes coordinates averaged per species - Univariate covriates - Hypothetical Ancestor raw coordinates (required software: MS Excel) MorphoJ file containing: Procrustes alignment - PCA plots and scores - Phylogenetic Partial Least Squares analysis (required software: MorphoJ) R codes ZIP file including: phylogenetic tree (NEXUS file) - Disparity across turnover - Correlation Analyses - Ordinary Procrustes Alignment procedure - Rates on Branches of tree (required software: R version 3.6.3; unzipping software) 3D polygon files for all specimens. 3D models used in this study are also available via Morphosource.org, project "MacLaren (2021) Equoid metacarpal 3D models" (ID: 0000C1187) [link: https://www.morphosource.org/projects/0000C1187?locale=en]. These models will be available for download from Morphosource following reasonable request to the author / institution. (required software: 3D software capably of reading PLY files - examples include Meshlab, Geomagic, 3D viewer, Blender etc.)