Sabella, G., Besuchet, C. and Kurbatov, S.A. 2011. A review of the Tychus algericus species group (Coleoptera: Staphylinidae: Pselaphinae), North Africa. Zootaxa. 3065, 1 (Oct. 2011), 38–48. DOI:https://doi.org/10.11646/zootaxa.3065.1.4.