Sphaerococcus corniculatus C.Agardh, 1817 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Gracilariales family Gracilariaceae genus Gracilaria species Gracilaria corniculata Name Homonyms Sphaerococcus corniculatus C.Agardh, 1817