A key to the Pseudosaurs of the Natural History Museums of the World has been released, with initial emphasis on specimens held by the Smithsonian Institution National Museum of Natural History. Please see http://aardvark.cs.umb.edu:8080/keys We welcome commentary and learned discussion at http://wiki.cs.umb.edu/twiki/bin/view/BDEI/Pseudosaurs Bob Morris -- Robert A. Morris Professor of Computer Science UMASS-Boston ram@cs.umb.edu http://www.cs.umb.edu/efg http://www.cs.umb.edu/~ram phone (+1)617 287 6466