Template:Burns & Janzen, 1999
- Burns, J.M. & Janzen, D.H. 1999. Drephalys: Division of this showy neotropical genus, plus a new species and the immatures and food plants of two species from Costa Rican dry forest (Hesperiidae: Pyrginae). Journal of the Lepidopterists' Society 53(3): 77-89.