Ceratolithus is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the later part of the Arenig stage of the Ordovician Period, approximately 478 to 471 million years ago.

Ceratolithus
Temporal range: Arenig
Scientific classification
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Genus:
Ceratolithus

Lu, 1959
species
  • C. cornutus Lu, 1959 (type)

Distribution

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Ceratolithus has been found in the Lower Ordovician of China (Arenig, Meitan Formation, Central Sichuan).

Taxonomy

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Taxa that may be confused with Ceratolithus

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The haptophyte genus Ceratolithus.

References

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