Wright, T. (1854). Contributions to the Palaeontology of Gloucestershire: a description, with figures of some new species of Echinodermata from the Lias and Oolites. The Annals and Magazine of natural History, 2(13), 376-383.
172382
Wright, T.
1854
Contributions to the Palaeontology of Gloucestershire: a description, with figures of some new species of Echinodermata from the Lias and Oolites