- Notes: Black cushions, smooth to lowly conulose. It uses a branching red coralline algae as skeleton. Different from Dysidea janiae (Duchassaing & Michelotti, 1864) in color and shape. Generic and species identity pending further work.
| Color: |
| black |
| Morphology: |
| massive |
| Consistency: |
| soft |
| tough |
| Locations: |
| Bahamas - Sweetings Cay |
Images of Hyrtios? sp. :