Spicules image: a) Oxeas. Sample from Serrana Bank, San Andrés Archipelago, Colombia (specimen INV POR1334, Paratype). Image composition (SEM photos) by Jaime Andrés Ríos (U. Nacional de Colombia, Bogotá campus).
Tissue images: a) Perpendicular section (surface above); b), c) enlargement of the choanosome. Sample from Serrana Bank, San Andrés Archipelago, Colombia (specimen INV POR1334, Paratype. Photos and image composition by Jaime Andrés Ríos (U. Nacional de Colombia, Bogotá campus).