| Citation | Lewis, J.B., 1975 A preliminary description of the coral reefs of the Tobago Cays, Grenadines and West Indies. Atoll Research Bulletin 178:1-14. |
| Ref. | 86559 Lewis, J.B., 1975 |
| Page | 2 |
| Named Used as Valid | Isophyllastraea rigida |
| Locality | |
| Distribution | St Vincent and Grenadines. |