? argentina Kayser, 1876 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Arthropoda class Trilobita order Ptychopariida family Olenidae genus Parabolina species Parabolina argentina Name Homonyms ? argentina Thomas, 1905 ? argentina Reed, 1927 ? argentina Kayser, 1876 ? argentina Lull, 1942 ? argentina Cockerell, 1926 ? argentina Sharpe, 1888