Penicillus annulatus Lam., 1813 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Chlorophyta class Ulvophyceae order Siphonocladales family Siphonocladaceae genus Chamaedoris species Chamaedoris annulatus Name Homonyms Penicillus annulatus Thiele, 1934 Penicillus annulatus Lam., 1813