Cylichnium domitum (Dall, 1908) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Cephalaspidea family Haminoeidae genus Cylichnium species Cylichnium domitum Name Synonyms Retusa domita (Dall, 1889) Utriculus domitus Dall, 1889 Utriculus vortex var. domitus Dall, 1889 Homonyms Cylichnium domitum (Dall, 1908)