Spondylus tenebrosus Kay, 1981 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Bivalvia order Pectinida family Spondylidae genus Spondylus species Spondylus candidus Name Homonyms Spondylus tenebrosus Reeve, 1856 Spondylus tenebrosus Kay, 1981