He described several new species of Australian reptiles (1894–1903) with Charles Frost. He wrote with Arthur Dendy An Introduction to the Study of Botany which was published in 1892 (3rd ed. 1915), with W. H. D. Le Souef, The Animals of Australia (1909), and The Birds of Australia (1911).
He cataloged several new Australian reptile species from 1894 to 1903 alongside Charles Frost. He worked with Arthur Dendy on An Introduction to the Study of Botany, published in 1892 (third edition in 1915), and co-authored The Animals of Australia (1909) and The Birds of Australia (1911).