Patagopteryx deferrariisi Alvarenga & Bonaparte, 1992 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Aves genus Patagopteryx species Patagopteryx deferrariisi Name Synonyms Patagopteryx deferaisii Alvarenga & Bonaparte, 1992 Patagopteryx deferriasi Alvarenga & Bonaparte, 1992 Homonyms Patagopteryx deferrariisi Alvarenga & Bonaparte, 1992