Itskovich, Valeria B., Oxana V. Kaluzhnaya, Elena Veynberg, and Dirk Erpenbeck. 2015. “Endemic Lake Baikal Sponges from Deep Water. 1: Potential Cryptic Speciation and Discovery of Living Species Known Only from Fossils”. Zootaxa 3990 (1). Auckland, New Zealand:123–137. https://doi.org/10.11646/zootaxa.3990.1.7.