Eminent scientist in the department of natural history, born at Ealing, Middlesex; was professor of Natural History in the Royal School of Mines; distinguished by his studies and discoveries in different sections of the animal kingdom, in morphology and palæontology; was a zealous advocate of evolution, in particular the views of Darwin, and a champion of science against the orthodoxy of the Church; he was a man of eminent literary ability as well as scientific, and of the greatest in that regard among scientific men (1825-1895).