J. M.  Aldrich, A catalogue of North American Diptera. 1905, p. 680 pp.

S. W.  Williston, ?On the diptera of St. Vincent (West Indies)?, Transactions of the Entomological Society of London, vol. 1896, pp. 253-446,pl.14?, 1896.

D. W.  Coquillett, ?New acalyptrate Diptera from North America?, Journal of the New York Entomological Society, vol. 10, pp. 177-191, 1902.

C. W.  Sabrosky, ?New species and notes on North American acalyptrate Diptera?, Entomological News, vol. 69, pp. 169-176, 1958.