G. N.  Wolcott, ?Insectae Borinquenses." A revision of "Insectae Portoricensis?, Journal of Agriculture of the University of Puerto Rico, vol. 20(1), p. 627 + [3] pp, 1936.

G. N.  Wolcott, ?Milichiidae. In: The insects of Puerto Rico. Diptera, two-winged flies?, Journal of Agriculture of the University of Puerto Rico, vol. 32(1948), pp. 529-530, 1951.