| Gymnocodium Temporal range: | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Supergroup: | Archaeplastida |
| Division: | Rhodophyta |
| Class: | incertae sedis |
| Family: | †Gymnocodiaceae |
| Genus: | †Gymnocodium Pia, 1920 |
| Type species | |
| Gyroporella bellerophontis Rothpletz, 1894 | |
Gymnocoidum is a genus of calcareous alga known from Permian strata. For details of its classification, see Gymnocodiaceae.