Spionidae Grube, 1850
Marenzelleria arctia (Chamberlin, 1920)
Marenzelleria bastropi Bick, 2005
Marenzelleria jonesi Maciolek, 1984
Marenzelleria multibranchiata (Berkeley, 1927)
Marenzelleria neglecta Sikorski & Bick, 2004
Marenzelleria viridis (Verrill, 1873)
Marenzelleria wireni Augener, 1913
