Cicchino, A. C., and M. P. Valim. “Three New Species of Formicaphagus Carriker, 1957 (Phthiraptera, Ischnocera, Philopteridae), Parasitic on Thamnophilidae and Conopophagidae (Aves, Passeriformes)”. Zootaxa, vol. 1949, no. 1, Dec. 2008, pp. 37–50, doi:10.11646/zootaxa.1949.1.3.