Heterobranchia Burmeister, 1837

Sacoglossa Ihering, 1876

Family: Oxynoida Stoliczka, 1868

 

Family: Plakobranchidae Gray, 1840

   

Family: Hermaeidae H. & A. Adams, 1854

Hermaea paucicirra Pruvot-Fol, 1953
   

Family: Limapontiidae Gray, 1847