Calliostoma zizyphinum lyonsii (Leach, 1850) Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Trochida family Calliostomatidae genus Calliostoma species Calliostoma zizyphinum Name Homonyms Calliostoma zizyphinum var. lyonsii (Leach, 1850) Calliostoma zizyphinum lyonsii (Leach, 1850)