Barker SC, Whiting M, Johnson KP, Murrell A (2003) Phylogeny of the lice (Insecta, Phthiraptera) inferred from small subunit rRNA. Zoologica Scripta, 32: 407-414.
Beutel RG, Friedrich F, Ge S-Q, Yang X-K (2014) Insect Morphology and Phylogeny. Walter de Gruyter, Berlin.