SEDIS - Thesaurus
Pisces  | |
|---|---|
| BT | Chordata |
| .Vertebrata | |
| ..Pisces | |
| NT | Acanthodii |
| Chondrichthyes | |
| Osteichthyes | |
| Placodermi | |
| RT | Agnatha |
| fish scales | |
| eggs | |
| ichthyoliths | |
| gastroliths | |
| Heterostraci | |
| otoliths | |
| SN | Before 1981, Agnatha and Heterostraci were included as narrower terms. |
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