Mathew, A. V., and M. M. Joseph. “Revision of the Asian Pseudoscorpion Genus Tullgrenius Chamberlin, 1933 (Pseudoscorpiones: Atemnidae: Miratemninae), a Tale of Intraspecific Variation”. ENTOMON, vol. 46, no. 2, June 2021, pp. 121-34, doi:10.33307/entomon.v46i2.598.