Genus

Cymatograptus Jaanusson, 1965

Images
GIT 353-3039
Cymatograptus balticus | Didymograptus balticus Tullberg, 1880
2221.4
| Sementsovskaja Formation
GIT 451-282
Cymatograptus undulatus | Didymograptus undulatus Törnquist, 1901
Lower Ordovician | Tetragraptus phyllograptoides Biozone
GIT 801-25