Acanthascus hamatus (Lendenfeld, 1915) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Porifera class Hexactinellida order Lyssacinosida family Rossellidae genus Acanthascus species Acanthascus hamatus Name Synonyms Staurocalyptus hamatus Lendenfeld, 1915 Homonyms Acanthascus hamatus (Lendenfeld, 1915)