Distribution: Brazil to the Bahamas. Natural History Notes: The main branches of large colonies are used to commercially produce jewelry. Depth: 20m + Characteristics: Can be sparely or densely branched with pinnulated colonies and is 0.5 m or more in height. Branching irregular but tending to be in one plane. Spines smooth to very faintly papillose, subcylindrical, acute. Color of living colonies gray or orange-brown.