title: Polygnathacea
text: # Polygnathacea
  
  Polygnathacea is an extinct superfamily of conodonts.
  
  ## Families
  
  Families are,
  
  * †Cavusgnathidae Clark et al., 1981
  * †Palmatolepidae Müller, 1956
  * †Polygnathidae Bassler, 1925
  