Caption: Common Name: crab larva, Magnification: 5x, Scientist's Notes: Impossible to id this family at genus or species level. Adults live inside bivalves and Polychaete worms. Very difficult to sample adult females to raise them in the lab to id and stage their larva., Order: Decapoda, Family: Pinnotheridae, Location: Beneath the Golden Gate Bridge, San Francisco, California, Latitude: 37.82239565, Longitude: -122.48434066