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Catalogue of Fossil Fish in the Collections of the Earl of Enniskillen, F.G.S. and Sir Philip Grey Egerton, Bart., F.R.S. Annals and Magazine of Natural History, 7(46), 487–498
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Report on the Geology of the County of Londonderry, and of Parts of Tyrone and Fermanagh. Memoirs of the Geological Survey of the United Kingdom, district mem. Geol. Surv. Ireland, Dublin, xxxi + 784 pp., A. Milliken, 1843, 784pp