Gasterosteus aculeatus f. aculeatus Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Animalia phylum Chordata order Gasterosteiformes family Gasterosteidae genus Gasterosteus species Gasterosteus aculeatus Name Homonyms Gasterosteus aculeatus aculeatus Gasterosteus aculeatus f. aculeatus Gasterosteus aculeatus var. aculeatus