Pteranodon gracilis (Marsh, 1876) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata family Nyctosauridae genus Nyctosaurus species Pteranodon gracilis Name Synonyms Nyctodactylus gracilis (Marsh, 1876) Nyctosaurus gracilis (Marsh, 1876) Homonyms Pteranodon gracilis (Marsh, 1876)