You need to check the spicule of this species. Please see these references:
CRUZ-BARRAZA, José Antonio et CARBALLO, José Luís. Taxonomy of sponges (Porifera) associated with corals from the Mexican Pacific Ocean. Zoological Studies, 2008, vol. 47, no 6, p. 741-758.
BAUTISTA-GUERRERO, Eric, CARBALLO, José Luis, CRUZ-BARRAZA, José Antonio, et al. New coral reef boring sponges (Hadromerida: Clionaidae) from the Mexican Pacific Ocean. Journal of the Marine Biological Association of the United Kingdom, 2006, vol. 86, no 5, p. 963-970.