archaeopteryxes in English
noun
1
the oldest known fossil bird, of the late Jurassic period. It had feathers, wings, and hollow bones like a bird, but teeth, a bony tail, and legs like a small coelurosaur dinosaur.
An archaeopteryx , feathers and all, spreads its wings as you open one page; a lumbering ankylosaur rises from the folds of another, its spiny tail raised threateningly.
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