Palaeontographical Society, 1856, Vol. 10: British Fossil Echinodermata, Part Second, the Diademadae, Echinidae, Saleniadae, and Echinoconidae; Fossil Malacostracous Crustacea of Great Britain, Part I., Crustacea of the London Clay; British Permian Brachi
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Palaeontographical Society, 1856, Vol. 10: British Fossil Echinodermata, Part Second, the Diademadae, Echinidae, Saleniadae, and Echinoconidae; Fossil Malacostracous Crustacea of Great Britain, Part I., Crustacea of the London Clay; British Permian Brachi
