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Milner, Andrew R. (2004) The turtles of the Purbeck Limestone Group of Dorset, southern England. Palaeontology 47 (6), pp. 1441-1467. ISSN 0031-0239.
Underwood, Charlie J. and Ward, D.J. (2004) Neoselachian sharks and rays from the British Bathonian (Middle Jurassic). Palaeontology 47 (3), pp. 447-501. ISSN 0031-0239.