Spicules image: SEM images of: a) Tylostyles; b) ends of tylostyles (SEM). Sample from Santa Marta, Colombia (specimen ICN-MHN(Po) 0226, holotype).
Tissue image: Ground and polished sections of coral skeleton with sponge: a) perpendicular section at the surface showing the epilithic portion of the tissue over excavated areas; b) perpendicular section at the surface showing brushes of spicules and inhalant canals; c) enlargement of the surface palisade; d) enlargement of an excavated portion of the coral skeleton showing the characteristic etch marks. Sample from Santa Marta, Colombia (specimen ICN-MHN(Po) 0226, holotype).