1911 Encyclopædia Britannica, Volume 13… (1911)
“ He was president of the Royal Irish Academy from 1886 to 1891, and for twenty years he was secretary of the Royal Zoological Society of Ireland. He died in Dublin on the 31st of October 1897. Publications.—Manual of Geology (1865) ; Principles of Animal Mechanics (1873) ; Six Lectures on Physical Geography (1880) . ”
