Protoceratops kozlowskii (Maryanska & Osmólska, 1975) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata family Protoceratopsidae genus Bagaceratops species Bagaceratops rozhdestvenskyi Name Homonyms Protoceratops kozlowskii (Maryanska & Osmólska, 1975)