Vink, C. J., N. Dupérré, P. Paquin, B. M. Fitzgerald, and P. J. Sirvid. “The Cosmopolitan Spider Cryptachaea Blattea (Urquhart 1886) (Araneae: Theridiidae): Redescription, Including COI Sequence, and New Synonymy”. Zootaxa, vol. 2133, no. 1, June 2009, pp. 55–63, doi:10.11646/zootaxa.2133.1.5.