Genus Ensis C. F. Schumacher, 1817

(3-4-4-0-23-1-0-6-0-0-0-0-0)
Ref. Abbott & Dance, 1982 p 338
Bernard, 1983 p 41
Lindner, 1977 p 112
Syn. Ensatella W. Swainson, 1840
Ref. Vaught, 1989 p 131
Vokes, 1980 p 141
[see also under Subfamily: PHARELLINAE]
Ref. Abbott, 1974 p 494

californicus authors [not W. H. Dall, 1899]
(3-4-4-0-23-1-0-6-0-1-0-0-0)
[=Ensis myrae S. S. Berry, 1953]
Ref. Bernard, 1983 p 41

californicus W. H. Dall, 1899
(3-4-4-0-23-1-0-6-0-2-0-0-0)
[=Ensis nitidus (S. Clessin, 1888)]
Ref. Bernard, 1983 p 41

? directus T. A. Conrad, 1843
(3-4-4-0-23-1-0-6-0-3-0-0-0)
Atlantic Jackknife Clam
Ref. Abbott & Dance, 1982 p 338 c

ensis (C. v Linne, 1758)
(3-4-4-0-23-1-0-6-0-4-0-0-0)
Narrow Jackknife Clam
Ref. Abbott & Dance, 1982 p 338 c
Lindner, 1977 pl 62 c

macha (G. I. Molina, 1782)
(3-4-4-0-23-1-0-6-0-5-0-0-0)
Macha Jackknife Clam
Ref. Abbott & Dance, 1982 p 338 c
Syn. Solen (Solen) gladiolus G. B. Sowerby, 1839;
Solen (Solen) macha G. I. Molina, 1782;
Solen (Solen) poirieri J. Mabille & A. T. de Rochebrune in A. T. de Rochebrune & J. Mabille, 1889;
Solen (Solen) scalprum P. P. King & W. J. Broderip, 1832;
Solen (Solen) sicarius authors [not A. A. Gould, 1850]
Ref. Bernard, 1983 p 41

minor authors [not W. H. Dall, 1900]
(3-4-4-0-23-1-0-6-0-6-0-0-0)
[=Ensis nitidus (S. Clessin, 1888)]
Ref. Bernard, 1983 p 41

myrae authors [not S. S. Berry, 1953]
(3-4-4-0-23-1-0-6-0-7-0-0-0)
[=Ensis nitidus (S. Clessin, 1888)]
Ref. Bernard, 1983 p 41

myrae S. S. Berry, 1953
(3-4-4-0-23-1-0-6-0-8-0-0-0)
Syn. Ensis californicus authors [not W. H. Dall, 1899]
Ref. Bernard, 1983 p 41

nitidus (S. Clessin, 1888)
(3-4-4-0-23-1-0-6-0-9-0-0-0)
Syn. Ensis californicus W. H. Dall, 1899;
Ensis minor authors, not W. H. Dall, 1900;
Ensis myrae authors, not S. S. Berry, 1953;
Solen (Solen) nitidus S. Clessin in H. C. Kuster & W. Kobelt, 1888
Ref. Bernard, 1983 p 41

siliqua (C. v Linne, 1758 )
(3-4-4-0-23-1-0-6-0-10-0-0-0)
Giant Razor Clam
Ref. Abbott & Dance, 1982 p 339 c
Lindner, 1977 pl 62 c

tropicalis L. G. Hertlein & A. M. Strong, 1955
(3-4-4-0-23-1-0-6-0-11-0-0-0)
Ref. Bernard, 1983 p 41