Undorosaurus gorodischensis (Efimov, 1999) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata family Ophthalmosauridae genus Undorosaurus species Undorosaurus gorodischensis Name Synonyms Ophthalmosaurus gorodischensis (Efimov, 1999) Homonyms Undorosaurus gorodischensis (Efimov, 1999)