SYNOPSIS OF THE DESCRIBED DESMOSCOLECIDA OF THE WORLD
7/8/2007 
                                                         Recent        Fossil      Status
                                                      Gen.  Spec.    Gen.   Spec.
 
ORDER            Desmoscolecida                        26     298      0       0   Complete
SUBORDER           Desmoscolecina                      26     298      0       0   Complete
SUPERFAMILY               Desmoscolecoidea             26     298      0       0   Complete
FAMILY                      Cyartonematidae             1       4      0       0   Complete
FAMILY                      Desmoscolecidae            21     284      0       0   Complete
FAMILY                      Meyliidae                   4      10      0       0   Complete