Neritina expansa (Hörnes, 1856) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Cycloneritida family Neritidae genus Smaragdia species Smaragdia expansa Name Homonyms Neritina expansa (Reuss, 1856) Neritina expansa (Hörnes, 1856)