Echinonema incrustans var. levis Lendenfeld, 1888 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Animalia phylum Porifera class Demospongiae order Poecilosclerida family Crellidae genus Crella species Crella incrustans Name Homonyms Echinonema incrustans var. levis Lendenfeld, 1888