Hernandes, F. A., S. Kreiter, and M.-S. Tixier. “The First Electronic Polytomous Key to the World Species of the Subgenus Typhlodromus (Anthoseius) De Leon (Acari: Phytoseiidae)”. Zootaxa, vol. 3451, no. 1, Sept. 2012, pp. 46–59, doi:10.11646/zootaxa.3451.1.4.