Mitchell, K. D., K. A. Hall, and J. N. A. Hooper. “A New Species of Sigmaxinella Dendy, 1897 (Demospongiae, Poecilosclerida, Desmacellidae) from the Tasman Sea”. Zootaxa, vol. 2901, no. 1, June 2011, pp. 19–34, doi:10.11646/zootaxa.2901.1.2.