Psittacosaurus sinensis Young, 1958 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata family Psittacosauridae genus Psittacosaurus species Psittacosaurus sinensis Name Synonyms Psittacosaurus yongi Chao, 1962 Psittacosaurus youngi Chao, 1962 Homonyms Psittacosaurus sinensis Young, 1958