Sowerby, G.B. 1821. The genera of Recent and fossil shells, for the use of students in conchology and geology 2: 262 pls. Available electronically.
G.B. Sowerby, 1821. Genera of Shells 2: pl. 66.
(new name for Galathea Lamarck, 1804)
Type species: Galathea radiata Lamarck, 1804 = Galatea paradoxa
‘Lamarck’ G.B. Sowerby, 1821. Genera of Shells 2: pl. 85, fig. 2.
(reference to Castalia ambigua Lamarck, 1819)
‘Lamarck’ G.B. Sowerby, 1821. Genera of Shells 2: pl. 86, fig. 4.
(misidentified reference to Unio brevialis Lamarck, 1819)
G.B. Sowerby, 1821. Genera of Shells 2: 40, pl. 90.
Sowerby, 1839. Conch. Man.: 54, fig. 150.
‘Lamarck’ G.B. Sowerby, 1821. Genera of Shells 2: pl. 86, fig. 3.
(misidentified reference to Unio glabrata Lamarck, 1819)
G.B. Sowerby, 1821. Genera of Shells 2: pl. 66.
(misidentified reference to Galathea radiata Lamarck, 1804)
G.B. Sowerby, 1821. Genera of Shells 2: 1, pl. 94.
(reference to Etheria semilunata Lamarck, 1807)
G.B. Sowerby, 1821. Genera of Shells 2: 30, pl. 65.