The Home Mortgage Disclosure Act (HMDA) was enacted by Congress in 1975 and was implemented by the Federal Reserve Board's Regulation C. On July 21, 2011, the rule-writing authority of Regulation C was transferred to the Consumer Financial Protection Bureau (CFPB).
They show their radial symmetry in much the same way as the spokes of a bicycle wheel radiate from the center and they exhibit short or long spines. Starfish and brittle stars look like stars, many sea cucumbers look like actual cucumbers found in the supermarket, and sea urchins and sand dollars are very spiny.
Echinoderms are usually found in the shallow water near the shore. They spend much of the time resting in the sand or on rocks. Starfish can move using specialized structures called tube feet. Each arm of the starfish has hundreds of tubes with suckers on them to help them navigate over rocks and sand.chinoderms do not have a highly developed nervous system, but they do have a nerve ring that surrounds the mouth and helps to coordinate their movements and responses. Sensory cells on their arms gather information about their surroundings, such as light and temperature to help the organism respond to its environment.