Petasina unidentata alpestris (Clessin, 1878) Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Stylommatophora family Hygromiidae genus Petasina species Petasina unidentata Name Synonyms Helix unidentata var. alpestris Clessin, 1878 Petasina monodon alpestris (Clessin, 1878) Homonyms Petasina unidentata alpestris (Clessin, 1878)