Microciona gradalis var. atoxa (Topsent, 1928) Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Animalia phylum Porifera class Demospongiae order Poecilosclerida family Microcionidae genus Clathria species Clathria atoxa Name Homonyms Microciona gradalis var. atoxa (Topsent, 1928)