Sand Dollar

SAND DOLLAR is a member of the class Echinoidea in the phylum Echinodermata, a group of spiny-skinned animals that includes the SEA URCHIN. The eccentric sand dollar (Dendraster excentricus) is a disc-shaped marine animal about 10 cm across, inhabiting sand beaches along the Pacific shoreline. They are typically found in large aggregations or "beds." The external surface is covered with short fine spines, which give the animal a velvety texture and dark brown to black-purple coloration. Smooth,...

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