G. C. D.  Griffiths, The phylogenetic classification of Diptera Cyclorrhapha with special reference to the structure of the male postabdomen. 1972, p. 341 pp.

G. C. D.  Griffiths, ?Book reviews: Manual of Nearctic Diptera. Vol. 1?, Entomological Society of Canada, Bulletin?, vol. 13, pp. 49-55, 1981.

G. C. D.  Griffiths, ?For discussion on "Male Genitalia in the Classification of Chloropidae", XVII Int. Congr. of Ent., Hamburg, Aug. 1984?. Hamburg, p. 2 pp, 1984.

G. C. D.  Griffiths, ?Hypopygial musculatur and its implications for homologies between Eremoneura and other Brachycera?, in Proceedings of the Second International Congress of Dipterology held in Bratislava, Czechoslovakia, August 27 - September 1, 1990, The Hague: SPB Academic Publishing bv, 1991, pp. 71-83.

G. C. D.  Griffiths, ?Relationships among the major subgroups of Brachycera (Diptera): A critical review?, Canadian Entomologist, vol. 126, pp. 861-880, 1994.

G. C. D.  Griffiths, ?Review of papers on the male genitalia of Diptera by D.M. Wood and associates?, Studia dipterologica, vol. 3, pp. 107-123, 1996.