Data from Extending Janzen’s hypothesis to temperate regions: a test using subterranean ecosystems

Data associated with this study: Mammola, S., Piano, E., Malard, F., Vernon, P. & Isaia, M. (2019). Extending Janzen's hypothesis to temperate regions: a test using subterranean ecosystems. Functional Ecology doi:10.1111/1365-2435.13382 Dataset: 1) Thermal_tolerance_test.txt – Results of the physiological experiments. 2) Morphological_measures.txt – Traits measured on adult female spiders. 3) Species_range.txt – Altitudinal range extent and thermal niche breadth of the spider species considered in the analyses.