Template:Warren,BCS,1926
- Warren, B.C.S., 1926. Monograph of the Tribe Hesperiidi (European Species) with Revised Classification of the Subfamily Hesperiinae (Palaearctic Species) Based on the Genital Armature of the Males. Transactions of the Entomological Society of London 74(1): 1–167. paid PDF. DOI: 10.1111/j.1365-2311.1926.tb01184.x