| Citation | Randall, R.H., 2003 An annotated checklist of hydrozoan and scleractinian corals collected from Guam and other Mariana Islands. Micronesica 35-36:121-137. |
| Ref. | 83556 Randall, R.H., 2003 |
| Page | |
| Named Used as Valid | Heterocyathus alternatus |
| Locality | |
| Distribution | Guam. |