Family
Rivulariaceae Rabenhorst ex Bornet & Flahault
| Images | ||||||
|---|---|---|---|---|---|---|
| TUG 1589-605 | Hedstroemia (Cyanobacteria) | Sphaerocodium gothlandicum Rothpletz | Paadla Stage | ||||
| GIT 339-253#2 | Hedstroemia (Cyanobacteria) | Hedstroemia sp. | Rootsiküla Stage | ||||
| TUG 5-10 | Hedstroemia (Cyanobacteria) | Collenia nudosa Walcott , 1914 | 5miili linnast idas Montana, USA | Precambrian | Beltian, Spokane Shale | |||
| TUG 5-11 | Montana, USA | Precambrian | Beltian | ||||
| TUG 5-24 | Hedstroemia (Cyanobacteria) | Marpolia spissa Walcott, 1919 | near Field, British Columbia, Canada | Middle Cambrian (old nomenclature) | |||
| GIT 674-549 | Hedstroemia (Cyanobacteria) | Hedstroemina cf. orvikui (Oraspõld) | Oandu Stage | ||||
| GIT 674-616 | Nõmmiku murd | Rakvere Stage | ||||
| GIT 674-7 | Hedstroemia (Cyanobacteria) | Hedstroemina sp. | Rakvere Stage | ||||
| GIT 716-1019 | Hedstroemia (Cyanobacteria) | Hedstroemina sp. | 1270.9 - 1271 | Oandu Stage | |||
| GIT 716-1021 | Hedstroemia (Cyanobacteria) | Hedstroemina? sp. | 1271 - 1271.1 | Oandu Stage |