Occurrences by Geologic Period
Temporal Range
Geographic Distribution
Classification Summary
By Phylum
| Porifera | 12 |
| Isoetophyta | 8 |
By Class
| Hexactinellida | 12 |
| Lepidocarpopsida | 8 |
By Environment
No data.
| Porifera | 12 |
| Isoetophyta | 8 |
| Hexactinellida | 12 |
| Lepidocarpopsida | 8 |
No data.