Spelaeothrombium caecum Willmann, 1940 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Arachnida order Trombidiformes family Trombellidae genus Spelaeothrombium species Spelaeothrombium caecum Name Homonyms Spelaeothrombium caecum Willmann, 1940