Zoologist, botanist and palaeontologist. Naturalist on board H.M.S. Beacon, 1841–2. Appointed professor of botany, King's College, London, and curator of the museum of the Geological Society of London, 1842. Palaeontologist with the Geological Survey of Great Britain, 1844–54. Professor of natural history, Edinburgh University, 1854. FRS 1845.
Sources: DNB DSB
(See the bibliography for full references to sources)