Lithothamnion muelleri Lenorm. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Corallinales family Hapalidiaceae genus Lithothamnion species Lithothamnion muelleri Name Homonyms Lithothamnion muelleri Lenorm. ex Rosanoff Lithothamnion muelleri Lenorm.