Cleotrivia pygmaea (F.A.Schilder, 1931) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Littorinimorpha family Triviidae genus Cleotrivia species Cleotrivia pygmaea Name Synonyms Cleotrivia atomaria pygmaea (F.A.Schilder, 1931) Pusula pygmaea F.A.Schilder, 1931 Homonyms Cleotrivia pygmaea (F.A.Schilder, 1931)