Dr. Andy Farke is a vertebrate paleontologist, who is Augustyn Family Curator at the Raymond M. Alf Musuem of Paleontology in Claremont, California. He is a volunteer editor for PLOS ONE and PeerJ, in addition to his blogging for the PLOS Paleo Community.
What has 16 fingers and a digital skull? Acanthostega, that’s what! Acanthostega was one of the first limbed (rather than strictly “finned”) vertebrates, living around 365 million years ago in the shallow waters of modern day Greenland. Imagine