Pycnomphalus acutus (Lindström, 1884) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda family Pycnomphalidae genus Pycnomphalus species Pycnomphalus acutus Name Synonyms Grantlandispira acutus (Lindström, 1884) Homonyms Pycnomphalus acutus (Lindström, 1884)