Genus
Hammatostroma Stearn, 1961
| Images | ||||||
|---|---|---|---|---|---|---|
| GIT 477-33 | Hammatostroma albertense | Hammatostroma albertense Stearn, 1961 | Upper Devonian | Southesk Formation |
| Images | ||||||
|---|---|---|---|---|---|---|
| GIT 477-33 | Hammatostroma albertense | Hammatostroma albertense Stearn, 1961 | Upper Devonian | Southesk Formation |