Prosthiostomidae

Prosthiostomidae is a family of free-living marine polyclad flatworms in the suborder Cotylea.

Genera

 * Enchiridium Bock, 1913
 * Enterogonimus Hallez, 1913
 * Euprosthiostomum Bock, 1925
 * Lurymare Marcus & Marcus, 1968
 * Prosthiostomum Quatrefage, 1845