Emplectonema Stimpson, 1857

 

  Emplectonema echinoderma (Marion, 1873) (3)

  Emplectonema gracile (Johnston, 1837) (3, 4)

  Emplectonema neesi (Oersted, 1843) (3)

 

Nemertopsis Burger, 1895

 

  Nemertopsis bivittata (Delle Chiaje, 1841) (3)

  Nemertopsis flavida (McIntosh, 1873) (3)

  Nemertopsis peronea (Quatrefages, 1846) (3)

  Nemertopsis tenuis Burger, 1895 (3)