An essay on the various species of Sawfish. Transactions of the Linnean Society of London, 2, 273–282
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A general system of nature through the three grand Kingdoms of Animals, Vegetables and Minerals. Translated from Gmelin's last edition of the celebrated Systema Naturae. Vol. 1: 913–930(date on title page 1802, but p. 943 with printer's remark "Printed by Voss and Morris, Castle–Street, Swansea. 1800)