Maldonado, M.; López-Acosta, M.; Sitjà, C.; Aguilar, R.; García, S.; Vacelet, J. A Giant Foraminifer That Converges to the Feeding Strategy of Carnivorous Sponges: Spiculosiphon oceana Sp. Nov. (Foraminifera, Astrorhizida). Zootaxa 2013, 3669, 571–584.