Hormidium catenatum P.J.L.Dangeard, 1966 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Chlorophyta class Ulvophyceae order Ulotrichales family Ulotrichaceae genus Chlorhormidium species Chlorhormidium catenatum Name Homonyms Hormidium catenatum P.J.L.Dangeard, 1966