Rugosa is often reffered to as horn coral due to its shape and characteristics which imitates the horn and its wrinkle, or rugose wall. Rugosa can live in a group (large colonies) or live alone. The solitary rugosans can reach nearly 1 meter in length. This rugosa live in sea bottom or in dead coral. Like other coral, rugosa is also important to construct coral reef. (Pipit Puji Lestari, Marlia Yulianti Rosyidah, Febri Wijanarko, Iwan SB) Plese click here
 is often reffered to as horn coral due to its shape and characteristics which imitates the horn){kind=link}