H.  Wolda and Sabrosky, C. W., ?Insect visitors to two forms of _Aristolochia pilosa_ in Las Cumbres, Panama?, Biotropica, vol. 18, pp. 295-299, 1986.

R. E.  Woodruff, Beck, B. M., Skelley, P. E., Schotmann, C. Y. L., and Thomas, M. C., ?Checklist and bibliography of the insects of Grenada and The Grenadines?, Memoir. Center for systematic entomology. Gainesville, Florida, vol. 2, p. 286pp, 1998.

C. W.  Sabrosky, ?Two new species of Milichiidae, with miscellaneous notes on the family (Diptera)?, Entomological News, vol. 64, pp. 38-42, 1953.