| Answer | Crossword Clue |
|---|---|
| corallum | the skeleton of a coral colony |
| coenosteum | the calcareous skeleton of a coral colony |
| coralla | CORALLUM, the skeleton of a coral colony |
| coenosteums | COENOSTEUM, the calcareous skeleton of a coral colony |
| gorgonian | A colonial coral of an order distinguished by a horny, treelike skeleton, including the sea fans and precious red coral |
| gorgonians | A colonial coral of an order distinguished by a horny, treelike skeleton, including the sea fans and precious red coral |
