G. H.  Verrall, A list of British Diptera. I-III. London: Pratt & Company, 1888, p. 34 pp, 4 pp, 12 pp.

G. H.  Verrall, ?A second hundred new British species of Diptera?, Entomologist's Monthly Magazine, vol. 5, pp. 76-146, 1894.

G. H.  Verrall, A list of British Diptera. 2nd Edition. Cambridge: University Press, 1901, p. 48 pp.