Column name;;Explanation Family;=;Spider family Genus;=;Spider genus species;=;Spider species Genus_species;=;Genus + species species_lsid;=;Unique identifier of the taxonomy in the World Spider Catalog author;=;Author of the species description year;=;Year of the description parentheses;=;"Has the species been moved to another genus since the description? 1 = yes ; 0 = no" distribution_WSC;=;Distribution according to the World Spider Catalog (https://wsc.nmbe.ch/) Notes;=;Notes relevant to interpretation Citation_WSC;=;Literature data used to compile traits Measured;=;"Was the specimen measures? 1 = yes ; 0 = no" Ecological_classification;=;"Ecological classification (Troglobiont; Troglophile) sensu Mammola et al. (2018) (https://doi.org/10.1111/jzs.12201)" Guild;=;Ecological guild sensu Cardoso et al. (2011) ( https://doi.org/10.1371/journal.pone.0021710) Cave_deep;=;"Was the species collected in deep caves (dark zone)? 1 = yes; 0 = no" Cave_entr;=;"Was the species collected in shallow cave sectors (entrance area/twilight zone)? 1 = yes; 0 = no" SSH;=;"Was the species collected in the network of fissures, deep soil, MSS and other fissural habitats? 1 = yes; 0 = no" External;=;Was the species collected outside caves? Alien;=;"Is the species an alien species to Europe? 1 = yes; 0 = no" Verticality;=;"Vertical stratification; Soil, Wall, or Soil + Wall" Pigment;=;"Species pigmentation; Fully, Partly, Depigmented, Variable " Eyeless;=;"Does the species lack eyes? 1 = yes; 0 = no" Eyes_regression;=;"Are the eyes regressed? 1 = yes; 0 = no" Leg_elongation;=;"Are the legs elongated (typically reported traits in original descritpion of some cave species)? 1 = yes; 0 = no" Body_length_min_f;=;Minimum body length female Body_length_max_f;=;Maximum body length female Body_length_min_m;=;Minimum body length male Body_length_max_m;=;Maximum body length male Body_length_avg_f;=;Average body length female Body_length_avg_m;=;Average body length male Sexual_Size_Dimorphism;=;Sexual size dimorphism (Average body length male / Average body length female) Body_length_avg;=;Average body length Prosoma_length_f;=;Average carapace length female Prosoma_length_m;=;Average carapace length male Prosoma_length_avg;=;Average of the carapace length Prosoma_width_f;=;Average carapace width female Prosoma_width_m;=;Average carapace width male Prosoma_width_avg;=;Average of the carapace width Prosoma_shape;=;Average of the carapace length / Average of the carapace width Prosoma_height_f;=;Average carapace height female Prosoma_height_m;=;Average carapace height male Prosoma_height_avg;=;Average carapace height Profile_flattening;=;Average of the carapace height / Prosoma_length_avg Femur_I_length_f;=;Average of retrolateral length of the first femur female Femur_I_length_m;=;Average of retrolateral length of the first femur male Femur_I_length_avg;=;Average of the retrolateral length of the femur tibia Femur_elongation;=;Femur_I_length_avg / Body_length_avg Tibia_I_length_f;=;Average of retrolateral length of the first tibia female Tibia_I_length_m;=;Average of retrolateral length of the first tibia male Tibia_I_length_avg;=;Average of the retrolateral length of the first tibia Tibia_elongation ;=;Tibia_I_length_avg / Body_length_avg Fang_length_f;=;Average chelicera fang length female Fang_length_m;=;Average chelicera fang length male Fang_length_avg;=;Average of the chelicera fang length Clypeus_height_f;=;Average of the clipeus length female Clypeus_height_m;=;Average of the clipeus length male Clypeus_height_avg;=;Average of the clipeus length AME;=;Anterior median eyes diameter AME_type;=;"Describes whether AME are present (Present) or missing due to either subterranean adaptation (Absent_Adaptation) or ontology (six-eyed families; Absent_Ontology). " ALE;=;Anterior lateral eyes diameter PME;=;Posterior median eyes diameter PLE;=;Posterior lateral eyes diameter Eye_reduction_ratio;=;Average high diamter divided by the length of the clypeus AME-ALE;=;Distance AME and ALE PME-PLE;=;Distance PME and PLE Capture_web;=;Binary (web used for capturing prey) Sensing_web;=;Binary (web used to detect prey) No_web;=;Binary (no web used for hunting) Tube_web;=;Binary (tube shaped web) Sheet_web;=;Binary (sheet shaped web) Space_web;=;Binary (space, tridimensional shaped web) Orb_web;=;Binary (orb shaped web) Ambush_hunter;=;Binary (hunt by ambushing prey) Active_hunter;=;Binary (hunt actively) Food_specialist;=;"Is the species a food specialist (stenophagous)? 1 = yes; 0 = no" Dispersal;=;Does the species disperse outside cave: 1 = yes, 0 = no