Hedstroemia
The extinct genus Hedstroemia was once thought to be a rivulariacean cyanobacterium. It forms oval blobs composed of sinuous tubes that have rounded outlines and occurs in conjunction with Solenopora.
| Hedstroemia Temporal range: | |
|---|---|
| Scientific classification | |
| (unranked): | Viridiplantae |
| Division: | Chlorophyta |
| Class: | Ulvophyceae |
| Order: | Bryopsidales |
| Family: | Codiaceae |
| Genus: | †Hedstroemia A. Rothpletz, 1913 |
| Type species | |
| †Hedstroemia halimedoidea A. Rothpletz, 1913 | |
| Species | |
| |
Hedstroemia was formerly assigned to the now obsolete taxon porostromata. In 2020, the genus was assigned to the cyanobacteria order Nostocales.
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