Occurrences by Geologic Period
Temporal Range
Geographic Distribution
Classification Summary
By Phylum
| Chordata | 40 |
| Equisetophyta | 22 |
By Class
| Osteichthyes | 40 |
| Equisetopsida | 22 |
By Environment
No data.
| Chordata | 40 |
| Equisetophyta | 22 |
| Osteichthyes | 40 |
| Equisetopsida | 22 |
No data.