Formica rufa var. obscurata Santschi, 1925 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Formicidae genus Formica species Formica rufa Name Homonyms Formica rufa obscurata Santschi, 1925 Formica rufa var. obscurata Santschi, 1925