Genus Sphenia W. H. Turton, 1822

(3-4-3-1-3-3-2-26-0-0-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 45
Lindner, 1977 p 116
Syn. Tyleria H. & A. Adams, 1854
Ref. Abbott, 1974 p 537
Keen, 1971 p 263
Syn. Shaenia P. P. Carpenter, 1865;
Spaeria Berthold, 1827;
Spenia T. Brown, 1827;
Sphaena H. M. D. de Blainville, 1824;
Sphaenia T. A. Conrad, 1837;
Sphena Neave, 1940;
Sphenica M. Cossmann, 1923;
Syphonia [W. Kobelt], 1902
Ref. Vokes, 1980 p 181
[see also under Subfamily: SPHENIINAE]

antillensis W. H. Dall & C. T. Simpson, 1901
(3-4-3-1-3-3-2-26-0-1-0-0-0)
Antillean Sphenia
Ref. Abbott, 1974 p 537
Amer. Fish. Soc., 1988 p 45

bilirata W. M. Gabb, 1861
(3-4-3-1-3-3-2-26-0-2-0-0-0)
[=Hiatella (Hiatella) arctica (C. v Linne, 1767)]
Ref. Bernard, 1983 p 59

binghami W. H. Turton, 1822 [T]
(3-4-3-1-3-3-2-26-0-3-0-0-0)
Ref. Abbott, 1974 p 537

fragilis (H. & A. Adams, 1854)
(3-4-3-1-3-3-2-26-0-4-0-0-0)
Fragile Sphenia
Syn. Sphenia fragilis P. P. Carpenter. 1857;
Sphenia pacificensis A. G. L. De Folin, 1867
Ref. Abbott, 1974 p 537 bw
Keen, 1971 p 263 bw d

fragilis P. P. Carpenter, 1857
(3-4-3-1-3-3-2-26-0-5-0-0-0)
[=Sphenia fragilis (H. & A. Adams, 1854)]
Ref. Abbott, 1974 p 537
Keen, 1971 p 263

globula W. H. Dall, 1919
(3-4-3-1-3-3-2-26-0-6-0-0-0)
[=Sphenia pholadidea W. H. Dall, 1916]
Ref. Abbott, 1974 p 537

luticola (A. Valenciennes, 1846)
(3-4-3-1-3-3-2-26-0-7-0-0-0)
Pacific Sphenia
Ref. Amer. Fish. Soc., 1988 p 45

nana (I. S. Oldroyd, 1918)
(3-4-3-1-3-3-2-26-0-8-0-0-0)
[=Sphenia pholadidea W. H. Dall, 1916]
Ref. Abbott, 1974 p 537

ovoidea P. P. Carpenter, 1864
(3-4-3-1-3-3-2-26-0-9-0-0-0)
Ovoid Sphenia
Ref. Abbott, 1974 p 537
Amer. Fish. Soc., 1988 p 45

pacificensis A. G. L. De Folin, 1867
(3-4-3-1-3-3-2-26-0-10-0-0-0)
[=Sphenia fragilis (H. & A. Adams, 1854)]
Ref. Abbott, 1974 p 537
Keen, 1971 p 263

pholadidea W. H. Dall, 1916
(3-4-3-1-3-3-2-26-0-11-0-0-0)
Syn. Sphenia globula W. H. Dall, 1919;
Sphenia nana (I. S. Oldroyd, 1918)
Ref. Abbott, 1974 p 537

subequalis W. H. Dall, 1908
(3-4-3-1-3-3-2-26-0-12-0-0-0)
[=Sphenia hatcheri H. A. Pilsbry, 1899]
Ref. Bernard, 1983 p 58

trunculus W. H. Dall, 1916
(3-4-3-1-3-3-2-26-0-13-0-0-0)
Ref. Abbott, 1974 p 537

tumida J. E. Lewis, 1968
(3-4-3-1-3-3-2-26-0-14-0-0-0)
Tumid Sphenia
Ref. Abbott, 1974 p 537
Amer. Fish. Soc., 1988 p 45