brown
massive
crumbly
Bahamas
Colombia
Notes: Light brown, rather circular sponge that lives partially buried in sediments; surface with irregular processes, and elevated oscular areas with shallow internal exhalant canals. It is reminiscent of dirty old cow dung. Also known as Biemna oxeata van Soest & Stentoft, 1988.
Author Reference: Alcolado & Gotera, 1986
Link: World Porifera Database