Elmisaurus rarus (Osmolska, 1981) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata family Caenagnathidae genus Elmisaurus species Elmisaurus rarus Name Synonyms Chirostenotes rarus (Osmolska, 1981) Nomingia gobiensis Barsbold et al., 2000 Homonyms Elmisaurus rarus (Osmolska, 1981)