| Cryptonemia umbraticola E.Y. Dawson | 
| No Picture Available | 
| Family: | Halymeniaceae () | |||
| Max. size: | ||||
| Environment: | sessile; marine | |||
| Distribution: | Western Pacific: Kermadec. | |||
| Diagnosis: | ||||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. 123251) | |||
| Threat to humans: | ||||
| Country info: |  | |||