Grewingkia
| Grewingkia Temporal range: Ordovician | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Cnidaria |
| Subphylum: | Anthozoa |
| Class: | †Rugosa |
| Family: | †Streptelasmatidae |
| Genus: | †Grewingkia Dybowski, 1873 |
| Species: | †G. canadensis |
| Binomial name | |
| †Grewingkia canadensis (Billings, 1862) | |
| Synonyms | |
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Grewingkia is a genus of extinct Paleozoic corals, found in Indiana. It contains at least one species, Grewingkia canadensis.