Ceramium incurvum (Hudson) De Candolle, 1805 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Ceramiales family Rhodomelaceae genus Halopithys species Halopithys incurvus Name Homonyms Ceramium incurvum (Hudson) De Candolle, 1805