Onnia is a genus of trilobites from the late Ordovician of Africa, Europe, North America, and South America. Fossils have been found in Canada (Quebec), the Czech Republic, France, Morocco, Portugal, Spain, the United Kingdom, and Venezuela.[1]

Onnia
Temporal range: late Ordovician 461–443 Ma
Onnia seunesi, Ordovician, Morocco
Scientific classification
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Onnia

Bancroft, 1933
Species
  • O. cobboldi
  • O. goldfussi
  • O. gracilis
  • O. seunesi
  • O. superba
  • O. vysocanensis

References

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Further reading

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  • Fossils (Smithsonian Handbooks) by David Ward
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