Monilea obscura ponsonbyi (G.B.Sowerby Iii, 1888) Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Trochida family Trochidae genus Priotrochus species Priotrochus obscurus Name Homonyms Monilea obscura ponsonbyi (G.B.Sowerby Iii, 1888)