Sponges - Phylum Porifera
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Sponge, Stelletta estrella
Comment by Tom Lee Turner:
"I am finding a lot of variation in the spicules in the SoCal Stelletta, but I am calling them all S. estrella for now. (None of them match the other known possibility, Stelletta claretta, at all.)"
Biodome, Palos Verdes, Los Angeles County, California
