Hydrodendron caciniformis (Hincks, 1866) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Cnidaria class Hydrozoa order Leptothecata family Phylactothecidae genus Hydrodendron species Hydrodendron mirabile Name Homonyms Hydrodendron caciniformis (Ritchie, 1907) Ritchie, 1907 Hydrodendron caciniformis (Hincks, 1866)