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by | Mar 16, 2018 | Hosta

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Bolbocephalus is a genus of proetid trilobites in the family Bathyuridae. Species lived during the early part of the Arenig stage of the Ordovician Period,[1] a faunal stage which lasted from approximately 478 to 471 million years ago, in marine strata of the United States, Canada, and Greenland.[2]

References

  1. ^ a b Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Trilobita entry)". Bulletins of American Paleontology. 364: 560. Archived from the original on 2006-09-05. Retrieved 2008-01-12.
  2. ^ McCobb, L.M.E.; Boyce, W.D.; Knight, I.; Stouge, S. (2014). "Lower Ordovician trilobites from the Septembersø formation, North-East Greenland". Alcheringa. 38 (4): 575–598. Bibcode:2014Alch...38..575M. doi:10.1080/03115518.2014.951913. S2CID 129962497.


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