perekond
Hammatostroma Stearn, 1961
Pildid | ||||||
---|---|---|---|---|---|---|
GIT 477-33 | Hammatostroma albertense | Hammatostroma albertense Stearn, 1961 | Ülem-Devon | Southesk Formation |
Pildid | ||||||
---|---|---|---|---|---|---|
GIT 477-33 | Hammatostroma albertense | Hammatostroma albertense Stearn, 1961 | Ülem-Devon | Southesk Formation |