Douglasocaris

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Douglasocaris
Douglasocaris line.jpg
Holotype of Douglasocaris collinsi, from the Douglas Lake Member of Lenoir Limestone, at Douglas Dam, Tennessee [1] 1956.
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Malacostraca
Genus:
Douglasocaris

Caster & Brooks 1956< [1]
Type species
Douglasocaris collinsi
Caster & Brooks 1956

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 Douglasocaris part.jpg
Type specimen of Douglasocaris collinsi
Counterpart of type specimen of Douglasocaris collinsi' Douglasocaris counterpart.jpg
Counterpart of type specimen of Douglasocaris collinsi'

Description

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

References

  1. 1 2 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.


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