Mesophyllum ferox (Foslie) W.H.Adey, 1970 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Corallinales family Hapalidiaceae genus Phymatolithon species Phymatolithon ferox Name Homonyms Mesophyllum ferox (Foslie) W.H.Adey, 1970