Figure 12 in Taxonomy and description of clionaid sponges (Hadromerida, Clionaidae) from the Pacific Ocean of Mexico

Figure 12. External morphology of A, Cliona amplicavata. The arrow shows an oscule. B, Pione mazatlanensis boring into different calcareous material. C, Cliona vermifera boring into the coral Pavona gigantea. The papillae are only visible in the base of the coral. D, Excavating pattern of the papillae can be observed after breaking a fragment of the coral. E, Spheciospongia incrustans sp. nov. at 5 m depth; the arrow shows an oscule. F, Spheciospongia incrustans sp. nov.; the arrows show the pore sieves.