Gyrosigma diminutum (W.Smith) Cleve Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Naviculales family Pleurosigmataceae genus Gyrosigma species Gyrosigma diminutum Name Synonyms Gyrosigma diminutum (Grunow & Grunow), 1894 Homonyms Gyrosigma diminutum (Grunow & Grunow), 1894 Gyrosigma diminutum (W.Smith) Cleve