Hyrtios altus (Poléjaeff, 1884) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Porifera class Demospongiae order Dictyoceratida family Thorectidae genus Hyrtios species Hyrtios altus Name Synonyms Coscinoderma altum Poléjaeff, 1884 Dysidea alta (Poléjaeff, 1884) Dysideopsis alta (Poléjaeff, 1884) Homonyms Hyrtios altus (Poléjaeff, 1884)