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Owen, Richard.(1860) Palaeontology or a Systematic Summary of Extinct Animals and Their Geological Relationships. Edinburgh: A & C Black, 1st edition. A&C Black.
Doyle, Peter (2004). Understanding Fossils; an Introduction to Invertebrate Palaeontology. Chichester: John Wiley, 409pp. John Wiley.
Sowerby, G.B. jr, 1852. A Conchological Manual. London: Henry G. Bohn David & Charles. 337pp.+ 27 plates. Henry G. Bohn.