Genus Spengleria G. W. Tryon, 1861 [1862]

(3-4-3-1-1-1-0-34-0-0-0-0-0)
Ref. Abbott, 1974 p 540
Abbott & Dance, 1982 p 370
Amer. Fish. Soc., 1988 p 46
Vokes, 1980 p 185
[see also as Subgenus under Genus Gastrochaena]

mytiloides (J. B. P. A. de Lamarck, 1818) [T]
(3-4-3-1-1-1-0-34-0-1-0-0-0)
Ref. Abbott, 1974 p 541

rostrata (L. Spengler, 1783)
(3-4-3-1-1-1-0-34-0-2-0-0-0)
Atlantic Spengler Clam, Rostrate Rocellaria
Size 1" long
Ref. Abbott, 1974 p 541
Abbott & Dance, 1982 p 370 c
Amer. Fish. Soc., 1988 p 46