Productus mammatus (Keyserling, 1846) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Brachiopoda family Daviesiellidae genus Yakovlevia species Productus mammatus Name Synonyms Muirwoodia mammata (Keyserling, 1846) Yakovlevia mammata (Keyserling, 1846) Yakovlevia paragreenlandica Lee & Gu, 1980 Homonyms Productus mammatus (Keyserling, 1846)