Axinella damicornis
Axinella damicornis, known as yellow sponge and crumpled duster sponge, is a marine sponge in the family Axinellidae, first described by Eugenius Johann Christoph Esper in 1794 as Spongia damicornis. It occurs in the Mediterranean Sea and North Atlantic, generally found at depths up to, but has also been found much deeper.