C. W.  Johnson, ?Fauna of New England. 15. List of the Diptera or two-winged flies?, Occasional Papers of the Boston Society of Natural History, vol. 7(15), p. 326 pp, 1925.

O. A.  Johannsen, ?Order Diptera?, in List of the insects of New York with a list of the spiders and certain other allied groups, M. D.  Leonard, Ed. 1928, pp. 687-869.

C. W.  Johnson, Part I. The insect fauna with references to the flora and other biological features. Philadelphia: The Wistar Institute of Anatomy and Biology, 1927, p. 247 pp.

W.  Procter, Part VI. The insect fauna with references to methods of capture, food plants, the flora and other biological features. Philadelphia: The Wistar Institute of Anatomy and Biology, 1938, p. 496 pp.

W.  Procter, Part VII. The insect fauna with references to methods of capture, food plants, the flora and other biological features. Philadelphia: The Wistar Institute of Anatomy and Biology, 1946, p. 566 pp.