Gyrosigma strigilis (W.Sm.) Cleve Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Naviculales family Pleurosigmataceae genus Gyrosigma species Gyrosigma strigilis Name Homonyms Gyrosigma strigilis (W.Smith) J.W.Griffin & Henfrey, 1856 Gyrosigma strigilis (W.Smith) P.T.Cleve, 1894