DeepTime · EX Extinct
Helicoprion
Helicoprion bessonowi
A shark-like fish from 270 million years ago with a spiralling 'buzz-saw' whorl of teeth curled inside its lower jaw.
EX · Extinct
Overview
A shark-like fish from 270 million years ago with a spiralling 'buzz-saw' whorl of teeth curled inside its lower jaw.
prehistoricfishpaleozoic
Field data
| IUCN status | EX · Extinct |
|---|---|
| Population | — |
| Trend | unknown |
| Last assessed | — |
| Class / Order | Chondrichthyes · Eugeneodontida |
| Family | Helicoprionidae |
| Range | Fossils worldwide |
Why it matters
Evolutionary distinction
- Its tooth-whorl puzzled scientists for over a century.
- The spiral held every tooth the animal ever grew.
From the collection
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art print
Helicoprion art print
Museum-grade art print from the Helicoprion plate.
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notebook
Helicoprion notebook
Museum-grade notebook from the Helicoprion plate.
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Sources