Castalia ambigua Wesselingh et al., 2006 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Bivalvia order Unionida family Hyriidae genus Castalia species Castalia ambigua Name Homonyms Castalia ambigua Lamarck, 1819 Castalia ambigua Wesselingh et al., 2006