Pterosaur Species List update

[Mike Hanson <mhanson54@comcast.net>]

Now added to the list, the first new pterosaur of 2009.
Ningchengopterus liuae LuÌ, 2009

Full citation of descritpion:
LuÌ, J. 2009. A baby pterodactyloid pterosaur from the Yixian Formation of 
Ningcheng, Inner Mongolia, China. Acta Geologica Sinica 83(1): 1â8.