A MONOGRAPH OF THE CORACIIDAE, OR FAMILY OF THE ROLLERS.
Farnborough, Kent: Published by the Author, 1893.
Farnborough, Kent: Published by the Author, 1893.
London: Chapman and Hall, 1892.
London: [for the Author, 1831-]32.
London: Longmans, Green, and Co., 1865.
London: Published by the Author, 1880-1.