C. W.  Johnson, ?Diptera of New Jersey?, Annual report of the New Jersey State Museum, vol. 1909(1910), pp. 703-814, 1910.

F. R.  Cole, ?Milichiidae?, in The flies of Western North America, F. R.  Cole and Schlinger, E., Eds. Berkeley & Los Angeles: University of California Press, 1969, pp. 387-390.