Heterobranchia Burmeister, 1837

Nudibranchia Cuvier, 1817 - Cladobranchia

Family: Tritoniidae Lamarck, 1809

Tritonia nilsodhneri Ev. Marcus, 1983
 

Family: Hancockiidae MacFarland, 1923

Family: Scyllaeidae Alder & Hancock, 1855

   

Tethydidae Rafinesque, 1815

 

Family: Dotidae Gray, 1853

Family: Proctonotidae Gray, 1853

   

Family: Arminidae Iredale & O'Donoghue, 1841