Asterias sagena Retzius, 1805 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Echinodermata class Asteroidea order Spinulosida family Echinasteridae genus Echinaster species Echinaster sepositus Name Homonyms Asterias sagena Bruzelius, 1805 Asterias sagena Retzius, 1805