Actinoptychus undulatus J.W.Bailey Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Nudibranchia family Actinocyclidae genus Actinocyclus species Actinocyclus undulatus Name Homonyms Actinoptychus undulatus (J.W.Bailey) Ralfs, 1861 Actinoptychus undulatus J.W.Bailey ex Hustedt, 1927 Actinoptychus undulatus J.W.Bailey Actinoptychus undulatus Long, Fuge & Smith, 1946 Actinoptychus undulatus A.Schmidt, 1888