1) Transitional fossil
Found on
https://www.crosswordclues.com/clue/darwinopterus
Darwinopterus (meaning `Darwin`s wing`) is a genus of pterosaur, discovered in China and named after biologist Charles Darwin. Between 30 and 40 fossil specimens have been identified, all collected from the Tiaojishan Formation, which dates to the middle Jurassic period, 161-160.5 Ma ago. The type species, D. modularis, was described in Februar......
Found on
http://en.wikipedia.org/wiki/Darwinopterus
No exact match found.
