Gracilechinus atlanticus (Mortensen, 1903) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Echinodermata class Echinoidea order Camarodonta family Echinidae genus Gracilechinus species Gracilechinus atlanticus Name Synonyms Pseudechinus atlanticus (Mortensen, 1903) Homonyms Gracilechinus atlanticus (Mortensen, 1903)