Sacoglossa Ihering, 1876 - sacoglossans
   Suborder Oxynoacea Odhner, 1939 - shelled sacoglossans
     Family Oxynoidae Stoliczka, 1868 (1847)
       1 Genus Oxynoe Rafinesque, 1814
       2 Genus Lobiger Krohn, 1847
       3 Genus Roburnella Marcus, 1982