| Petrostroma | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Porifera |
| Class: | Calcarea |
| Order: | Lithonida |
| Family: | Minchinellidae |
| Genus: | Petrostroma Döderlein, 1892 |
Petrostroma is a genus of calcareous sponges belonging to the family Minchinellidae. [1]
Fossil species of this genus are found in Europe, [1] but the extant type species, P. schulzei, is found in Sagami Bay, Japan. [2]
Species: [1]