Douglasocaris is a genus of bivalved arthropod from the Middle Ordovician (Darriwilian, 460 million years old) Douglas Lake Member of the Lenoir Limestone from Douglas Dam Tennessee.[2]

Type specimen of Douglasocaris collinsi
Counterpart of type specimen of Douglasocaris collinsi'

Description

Douglasocaris has alternatively been considered a phyllocarid or a notostracan.[3]

References

  1. ^ a b Caster, K.E., and Brooks, H.K. (1956). "New fossils from the Canadian-Chazyan (Ordovician) hiatus in Tennessee". Bulletins of American Paleontology. 36: 157–199.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  2. ^ Retallack, G.J. (2019). "Ordovician land plants and fungi from Douglas Dam, Tennessee". The Palaeobotanist. 68: 1–33.
  3. ^ Briggs, Derek E.G.; Liu, Huaibao P.; McKay, Robert M.; Witzke, Brian J. (November 2015). "Bivalved arthropods from the Middle Ordovician Winneshiek Lagerstätte, Iowa, USA". Journal of Paleontology. 89 (6): 991–1006. doi:10.1017/jpa.2015.76. ISSN 0022-3360. S2CID 129986104.


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