SYNOPSIS OF THE DESCRIBED PRIAPULIDA OF THE WORLD
7/29/2006 
                                                         Recent        Fossil      Status
                                                      Gen.  Spec.    Gen.   Spec.
 
PHYLUM Priapulida                                       7      19     20      26   
 
CLASS      Priapulida                                   7      19     20      26   
 
ORDER            Priapulimorpha                         7      19     20      26