Cosmacanthus is an extinct genus of placoderms in the extinct family Groenlandaspididae that lived during the Late Devonian in Ireland, the UK, Russia and North America.[1] It was named by Louis Agassiz in 1845.[2]

Names brought to synonymy

See also

References

  1. ^ O. P. Hay. 1902. Bibliography and Catalogue of the Fossil Vertebrata of North America. Bulletin of the United States Geological Survey 179:1-868
  2. ^ Monographie des poissons fossiles du vieux grés rouge: ou système Dévonien (Old red sandstone) des Iles Britanniques et de Russie. L Agassiz, 1845


Allikas: https://en.wikipedia.org/wiki/Cosmacanthus
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