Sphaerothylacus polycarpae Sluiter, 1884 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Copepoda order Cyclopoida family Notodelphyidae genus Sphaerothylacus species Sphaerothylacus polycarpae Name Homonyms Sphaerothylacus polycarpae Sluiter, 1884