Genus Neilonella W. H. Dall, 1881

(3-6-1-0-3-4-0-45-0-0-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 21
Vokes, 1980 p 4
[=Saturnia Seguenza, 1877]
Ref. Abbott, 1974 p 412
[see also under Family: NEILONELLIDAE]

acinula (W. H. Dall, 1890)
(3-6-1-0-3-4-0-45-0-1-0-0-0)
Berry Malletclam
Ref. Amer. Fish. Soc., 1988 p 21

quadrangularis (W. H. Dall, 1881)
(3-6-1-0-3-4-0-45-0-2-0-0-0)
Quadrangular Malletclam
Ref. Amer. Fish. Soc., 1988 p 21