Mothes, Beatriz, et al. “New Records of the Genus Agelas Duchassaing & Michelotti, 1864 (Porifera, Agelasida) off the Amazon River Mouth, Brazil, Southwestern Atlantic”. Biota Neotropica, vol. 7, no. 3, Jan. 2007, https://www.biotaneotropica.org.br/BN/article/view/321.