| Activity | Alien joined the Geological Survey as a temporary officer in 1875, and was attached to the Palaeontological Department (then under the late Mr. E. T. Newton) in 1892, with the old title of ‘assistant naturalist’. Here he was occupied with curatorial work on the fossils in the Museum at Jermyn Street, London, and he compiled several useful lists of types and figured specimens. These lists were published in successive numbers of the “Summary of Progress” of the Survey. He also took part in the identification of fossils collected during the progress of the Survey |