Supplementary Data and R code for phylogenetic analyses for manuscript entitled Determinants of range sizes pinpoint vulnerability of groundwater species to climate change: a case study on subterranean amphipods from the Dinarides. The dataset contains beast.tree → data for import into R: maximum credibility phylogeny data_lambert.csv → data for import into R: data on habitat and distribution for 52 Niphargus species morpho.csv → data for import into R: morphometric data (body length) for 52 Niphargus species niphargus_ranges.Rmd → fully reproducible R markdown file niphargus_ranges.html → html output of Rmd file To be able to run the analysis put the data files into folder <data> and run the Rmd script.