Martin Pickford is an English paleontologist born Read More...

Luis Mar?a Chiappe?is an Argentine paleontologist? Read More...

J. John Sepkoski Jr. was a University of Chicago p Read More...

Richard S. Boardman was an?American?paleontologist Read More...

Edwin Harris Colbert was a distinguished American Read More...

(Pierre Joseph) Auguste Bravard was a French min Read More...