"Ian Paulsen" <birdbooker@zipcon.net>wrote:
Is there a book out there along the lines: A Field Guide to MesozoicAlong similar lines, see numerous sample illustrations from _Fossil Birds of China_ at http://www-hsc.usc.edu/~cmchuong/fossil_birds_of_china.htm#Sample%20Pages, another book you might enjoy.
On one of the pages the captions goes:
How many can you identify?
Cheers,
Jean-Michel