Acernaspis

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Acernaspis
File:Acernaspis orestes (trilobite).jpg
Acernaspis orestes inside burrow,[2] Jupiter Formation, Anticosti Island, Quebec.
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Clade: Artiopoda
Class: Trilobita
Order: Phacopida
Family: Phacopidae
Genus: Acernaspis
Campbell, 1967
Species
  • Acernaspis orestes Billings, 1860 type species = Phacops orestes, A. mimica, A. superciliexcelsis[1]
Synonyms
  • Eskaspis
  • Murphycops

Acernaspis is an extinct genus of trilobite that is known from the Silurian. It contains two species, A. elliptifrons, and A. salmoensis. It is sometimes found preserved in burrows of various forms, sometimes in association with multiple moults, suggesting that it used tunnels as refuges whilst in its vulnerable moulting stage.[2]

References

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