Nyctosaurus gracilis, extinct pterosaur of the mid-western United States, late Cretaceous. An adult feeding young in a nest at sunset. Flatteresche, Nyctodactylus gracilis. Colour printed illustration by F. John from Wilhelm Bolsches Tiere der Urwelt (Animals of the Prehistoric World), Reichardt Cocoa company, Hamburg, 1908.
Nyctosaurus gracilis, extinct pterosaur of the mid-western United States, late Cretaceous. An adult feeding young in a nest at sunset. Flatteresche, Nyctodactylus gracilis. Colour printed illustration by F. John from Wilhelm Bolsches Tiere der Urwelt (Animals of the Prehistoric World), Reichardt Cocoa company, Hamburg, 1908.