Hesperornithes
Translingual edit
Etymology edit
Plural of Hesperornis
Proper noun edit
†Hesperornithes
- An extinct, highly specialized clade of aquatic avialans closely related to the ancestors of modern birds.
References edit
Hesperornithes on Wikipedia.Wikipedia 
Hesperornithes on Wikispecies.Wikispecies 
Hesperornithes on Wikimedia Commons.Wikimedia Commons
