Hesperornis regalis, species of extinct cormorant-like bird that lived in the Campanian age, Late Cretaceous. Hesperornis regalis Marsh Colour printed illustration by F. John from Wilhelm Bolsches Tiere der Urwelt (Animals of the Prehistoric World), Reichardt Cocoa company, Hamburg, 1908.
Hesperornis regalis, species of extinct cormorant-like bird that lived in the Campanian age, Late Cretaceous. Hesperornis regalis Marsh Colour printed illustration by F. John from Wilhelm Bolsches Tiere der Urwelt (Animals of the Prehistoric World), Reichardt Cocoa company, Hamburg, 1908.