Heterogaspis is an extinct genus of placoderm that lived during the Late Devonian period of Spitsbergen, Norway.[1][2]

References

  1. ^ Camp, Charles Lewis (1940). Bibliography of Fossil Vertebrates 1928-1933. Geological Society of America. ISBN 9780813720272.
  2. ^ "Heterogaspis giganteus; YPM VP 054030 (Lectotype); Europe; Norway; Svalbard". collections.peabody.yale.edu. Peabody Museum of Natural History. Retrieved 2019-06-25.


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