Clionaida is an order of demosponges in the subclass Heteroscleromorpha.

Clionaida. Retrieved May, 08 2021, from en.wikipedia.org/wiki/Clionaida.

Clionaidae is a family of demosponges which are found worldwide. This family is known for parasitically boring holes in calcareous material such as mollusc shells and corals, using both chemical and mechanical processes.

Clionaidae. Retrieved May, 08 2021, from en.wikipedia.org/wiki/Clionaidae.

Cliona californiana, the yellow boring sponge, boring sponge or sulphur sponge, is a species of demosponge belonging to the family Clionaidae. It is native to the north-eastern Pacific Ocean and burrows into the shell valves of bivalve molluscs.

Cliona californiana. Retrieved February, 13 2022, from en.wikipedia.org/wiki/Cliona_californiana.