Literature

• Austin, G.T. & Warren, A.D. 2002. Taxonomic notes on some Neotropical skippers (Lepidoptera: Hesperiidae): Pyrrhopyginae and Pyrginae. Dugesiana 9: 15-49.

Literature references linked to higher taxa

• Catalogue of Life. Species 2000 & ITIS. [link] (Papilionoidea)
• Maddison, D. (ed.). Tree of Life web project. [link] (Hesperiidae)