Generalised Additive Models of depth distribution pattern of A centipedes and B millipedes. Only species with significant pattern are illustrated. (F-values, * p < 0.05, ** p < 0.01): A Lamyctes emarginatus (13.1**), Lithobius forficatus (17.2**), Lithobius lucifugus (5.0*), Lithobius nodulipes (9.7**) B Archiboreoiulus pallidus (22.7**), Cylindroiulus nitidus (5.4*), Glomeris connexa (5.4*), Hylebainosoma tatranum (5.4*), Leptoiulus proximus (7.3*), Mastigona bosniensis (10.5**), Megaphyllum projectum (5.4*), Melogona transsylvanica (15.2**), Polydesmus complanatus (13.1**), Trachysphaera acutula (5.4*), Unciger foetidus (4.9*).