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
