Phalangium opilio, 1999 Dataset GBIF Backbone Taxonomy Rank SPECIES Published in 1999. Classification kingdom Animalia phylum Arthropoda class Arachnida order Opiliones family Phalangiidae genus Phalangium species Phalangium opilio Name Homonyms Phalangium opilio Linnaeus, 1758 Phalangium opilio, 1999