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Automatische Übersetzung:
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.