Bettonolithus is a genus of trilobites of the Order Asaphida. It is in the family Trinucleidae.[1]
| Bettonolithus Temporal range:
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|---|---|
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| Bettonolithus Chamberlaini | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | †Trilobita |
| Order: | †Asaphida |
| Family: | †Trinucleidae |
| Genus: | †Bettonolithus Morris, 1988 |
Fossil specimens have been found in the Lower Ordovician rocks of Gilwern Hill in Powys, Wales.
This trilobite was blind but anatomical evidence suggests it sifted organic matter on the seabed.
References
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