This pale sponge has a thick encrusting growth form. It ranges from white to pale peach to light grey. It is very hard, almost stony. It does, however, tear easily. The surface looks smooth but has a rough texture. White ringed
ostioles are scattered across the surface and may be more clustered in some parts.
Oscules are abundant on the upper parts. It may grow to be long and wide.
Spicules The following
spicules make up the skeleton of this species: • Dichotriaenes (spicules that branch in pairs) with short rays • Curved robust oxeas (spicules with pointed ends) • Curved microxeas (small oxeas)
Skeleton Dichotriaenes and envelop the surface. The longest rays face inwards. Oxeas and microxeas are scattered in the choanosome. The cortex is made of densely packed microxeas. == Distribution and habitat ==