| belize | stann creek district | diadema antillarum | species | 14 | 0 |
| bermuda | | diadema antillarum | species | 1 | 0 |
| brazil | bahia | diadema antillarum | species | 10 | 0 |
| brazil | pernambuco | diadema antillarum | species | 11 | 0 |
| cape verde | | diadema antillarum | species | 29 | 0 |
| cayman islands | | diadema antillarum | species | 10 | 0 |
| cuba | santiago de cuba province | diadema antillarum | species | 3 | 0 |
| dominican republic | san cristobal province | diadema antillarum | species | 2 | 0 |
| honduras | bay islands department | diadema antillarum | species | 16 | 0 |
| mexico | quintana roo | diadema antillarum antillarum | subspecies | 5 | 0 |
| panama | | diadema antillarum | species | 3 | 0 |
| panama | colon province | diadema antillarum | species | 42 | 0 |
| panama | kuna yala province | diadema antillarum | species | 31 | 0 |
| portugal | madeira autonomous region | diadema antillarum | species | 65 | 0 |
| puerto rico | | diadema antillarum | species | 10 | 0 |
| saint helena | | diadema antillarum | species | 14 | 0 |
| saint helena | | diadema antillarum scensionis | subspecies | 6 | 0 |
| sao tome and principe | | diadema antillarum | species | 10 | 0 |
| sao tome and principe | sao tome | diadema antillarum | species | 10 | 0 |
| spain | canary islands | diadema antillarum | species | 58 | 0 |
| u.s. virgin islands | saint john island | diadema antillarum | species | 3 | 0 |
| united kingdom | ascension | diadema antillarum | species | 10 | 0 |
| united kingdom | ascension | diadema antillarum scensionis | subspecies | 6 | 0 |