Ophionephthys seminuda (Lütken & Mortensen, 1899) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Echinodermata class Ophiuroidea order Amphilepidida family Amphiuridae genus Amphiura species Amphiura seminuda Name Homonyms Ophionephthys seminuda (Lütken & Mortensen, 1899)