Williamsia Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Bacteria phylum Actinobacteriota class Actinomycetia order Actinomycetales family Gordoniaceae genus Williamsia Name Homonyms Williamsia Williamsia Broth. Williamsia Hammer, 1958 Williamsia Carus, 1890 Williamsia Merr. Williamsia Kämpfer et al., 1999