SYNOPSIS OF THE DESCRIBED ACANTHOCEPHALA OF THE WORLD
11/13/2006 
                                                         Recent        Fossil      Status
                                                      Gen.  Spec.    Gen.   Spec.
 
PHYLUM Acanthocephala                                 148    1186      3       5   
 
CLASS      Archiacanthocephala                         17     181      0       0   
 
ORDER            Apororhynchida                         1       7      0       0   
 
ORDER            Gigantorhynchida                       2      57      0       0   Complete
 
ORDER            Moniliformida                          3      21      0       0   Complete
 
ORDER            Oligacanthorhynchida                  11      96      0       0   Complete
 
CLASS      Eoacanthocephala                            29     230      0       0   Complete
 
ORDER            Gyracanthocephala                     10      92      0       0   Complete
 
ORDER            Neoechinorhynchida                    19     138      0       0   Complete
 
CLASS      Incertaeseids                                0       0      3       5   Complete
 
CLASS      Palaeacanthocephala                        101     771      0       0   Complete
 
ORDER            Echinorhynchida                       80     457      3       5   Complete
 
ORDER            Polymorphida                          21     314      0       0   Complete
 
CLASS      Polyacanthocephala                           1       4      0       0   Complete
 
ORDER            Polyacanthorhynchida                   1       4      0       0   Complete