? brevicaudata Deslongchamps, 1825 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Arthropoda class Trilobita order Phacopida family Homalonotidae Name Homonyms ? brevicaudata Deslongchamps, 1825 ? brevicaudata Mitchell, 1918 ? brevicaudata Blyth, 1855