Synedra arcuata (Ostenfeld) A.Cleve Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Fragilariales family Fragilariaceae genus Synedra species Synedra arcuata Name Homonyms Synedra arcuata (Ostenfeld) A.Cleve Synedra arcuata Naegeli, 1849 Synedra arcuata Wigand, 1860