Portlandia subaequilatera Ockelmann, 1959 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Bivalvia order Nuculanida family Yoldiidae genus Yoldiella species Yoldiella propinqua Name Homonyms Portlandia subaequilatera (Jeffreys, 1879)