Fukushima, C. S., Bertani, R. and Da Silva, P. I. (2005) “Revision of Cyriocosmus Simon, 1903, with notes on the genus Hapalopus Ausserer, 1875 (Araneae: Theraphosidae)”, Zootaxa. Auckland, New Zealand, 846(1), pp. 1–31. doi: 10.11646/zootaxa.846.1.1.