Amphora bigibba Grunow ex A. Schmidt Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Bacillariophyta class Bacillariophyceae order Thalassiophysales family Catenulaceae genus Amphora species Amphora bigibba Name Homonyms Amphora bigibba Grunow Amphora bigibba Grunow ex A.Schmidt, 1875