Buck, M., Cobb, T.P., Stahlhut, J.K. & Hanner, R.H. (2012) Unravelling cryptic species diversity in eastern Nearctic paper wasps, Polistes (Fuscopolistes), using male genitalia, morphometrics and DNA barcoding, with descriptions of two new species (Hymenoptera: Vespidae). Zootaxa, 3502 (1), 1–48.