Thiomargarita nelsonii_B Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Bacteria phylum Proteobacteria class Gammaproteobacteria order Beggiatoales family Beggiatoaceae genus Thiomargarita species Thiomargarita nelsonii Name Homonyms Thiomargarita nelsonii_A Thiomargarita nelsonii_B