| Sphaerodorum gracilis (Rathke, 1843) | 
| No Picture Available | 
| Family: | Sphaerodoridae () | |||
| Max. size: | ||||
| Environment: | benthic; marine; depth range 33 - 2650 m | |||
| Distribution: | Indo-West Pacific, Arctic, Northern Atlantic, Mediterranean and Black Sea. Polar to tropical. | |||
| Diagnosis: | ||||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. 123251) | |||
| Threat to humans: | ||||
| Country info: |  | |||