Sowerby, J. 1829. The Mineral Conchology of Great Britain; or Coloured Figures and Descriptions of those Remains of Testaceous Animals or Shells, which have been preserved at various times and depths in the Earth 6. 250 pp. https://www.biodiversitylibrary.org/page/14386101.
Sowerby, 1829. Mineral Conchology 6: 190, pl. 595, fig. 2.
Sowerby, 1829. Mineral Conchology 6: 190, pl. 594, figs. 3-5.
Sowerby, 1829. Mineral Conchology 6: 189, pl. 594, fig. 2.
Sowerby, 1829. Mineral Conchology 6: 191, pl. 595, fig. 1.
Sowerby, 1829. Mineral Conchology 6: 189, pl. 594, fig. 1.