Phorbas tenacior (Topsent, 1925)
Bluish encrusting sponge - Blauwige korstspons
Cala Nova reef - Tamariu, Spain, 4-6-2015. Specimen A growing on
Thylacodes arenarius (Giant worm shell - Grote wormslak).
Cala Nova reef - Tamariu, Spain, 4-6-2015. Specimen A growing on
Thylacodes arenarius (Giant worm shell - Grote wormslak), with
Clavularia crassa (Common clavularia - Gewoon kruipkoraal).
Calella reefs, Los Ullastres, Costa Brava, Spain, 3-6-2015. With
Oscarella species,
Phorbas fictitius and
Parazoanthus axinellae (Yellow cluster anemone).
