Dinotyrannus megagracilis (Paul, 1988) Olshevsky, 1995 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata family Tyrannosauridae genus Albertosaurus species Albertosaurus megagracilis Name Homonyms Dinotyrannus megagracilis (Paul, 1988) Olshevsky, 1995