Vertical distribution of species richness and relative abundances of Collembola life forms along scree profiles recorded by two different methods, Abbreviations: SS – soil samples, ST – subterranean traps, 5, 35, 65, 95 – soil/scree depth [cm], A – atmobionts, EP – epigeonts, H – hemiedaphobionts, EU – euedaphobionts, (for site abbreviations, see the “Material and methods” section).