Amygdalocystites radiatus Billings, 1854 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Echinodermata family Amygdalocystitidae genus Amygdalocystites species Amygdalocystites radiatus Name Synonyms Amygdalocystites invaginata (Bassler, 1950) Billingsocystis invaginata (Bassler, 1950) Homonyms Amygdalocystites radiatus Billings, 1854