Isotoma palustris f. principalis J.E.Guthrie, 1903 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Animalia phylum Arthropoda class Collembola order Entomobryomorpha family Isotomidae genus Isotomurus species Isotomurus tricolor Name Homonyms Isotoma palustris f. principalis J.E.Guthrie, 1903 Isotoma palustris f. principalis H.Schött, 1893