Pleurosira laevis (Ehrenb.) Compère Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Triceratiales family Triceratiaceae genus Pleurosira species Pleurosira laevis Name Homonyms Pleurosira laevis (Ehrenberg) Compère, 1982