Spence Shale
Spence Shale | |
---|---|
Ma | |
mudstones and Wackestones | |
Location | |
Region | Idaho, Utah |
Country | United States |
Type section | |
Named for | Spence Gulch |
Named by | Charles Doolittle Walcott |
The Spence Shale is the middle
trilobites and the preservation of Burgess Shale-type fossils.[1]
The type locality is Spence Gulch in southeastern Idaho, near the town of Liberty. It was first described by Charles Doolittle Walcott in 1908.[2]
Stratigraphy
The Spence Shale spans the Albertella and Glossopleura biozones.[3]
Fauna
Generic list of the fauna of the Spence Shale:[4][5][6]
Arthropoda
Soft-bodied
- Anomalocaris
- Canadaspis
- Caryosyntrips
- Dioxycaris
- Hurdia
- Isoxys
- Leanchoilia
- Meristosoma
- Mollisonia
- Sidneyia
- Tuzoia
- Utahcaris
- Waptia
- Yohoia
Agnostida
Trilobita
- Alokistocare
- Alokistocarella
- Amecephalus
- Athabaskia
- Bathyuriscus
- Bythicheilus
- Chancia
- Ehmaniella
- Glossopleura
- Kochina
- Kootenia
- Ogygopsis
- Olenoides
- Oryctocara
- Oryctocephalites
- Oryctocephalus
- Pagetia
- Piochaspis
- Polypleuraspis
- Ptychoparella
- Solenopleura
- Syspacephalus
- Thoracocare
- Utia
- Zacanthoides
Brachiopoda
Mollusca
Lophotrochozoa
- Haplophrentis
- Hyolithellus
- Hyolithes
Echinodermata
Hemichordata
Priapulida
Lobopodia
Porifera
Problematica
Algae
Cyanobacteria
Trace Fossils
- Archaeonassa
- Arenicolites
- Aulichnites
- Bergaueria
- Chloephycus
- Conichnus
- Coprolite
- Cruziana
- Dimorphichnus
- Diplichnites
- Gordia
- Gyrophyllites
- Halopoa
- Lockeia
- Monomorphichnus
- Nereites
- Phycodes
- Phycosiphon
- Planolites
- Protovirgularia
- Rusophycus
- Sagittichnus
- Scolicia
- Taenidium
- Teichichnus
- Tomaculum
- Treptichnus
- Trichophycus
See also
- List of fossiliferous stratigraphic units in Idaho
- List of fossiliferous stratigraphic units in Utah
- Paleontology in Idaho
- Paleontology in Utah
References
- ^ Kimmig, J., Strotz, L.C., Kimmig, S.R., Egenhoff, S.O., Lieberman, B.S. 2019. The Spence Shale Lagerstätte: an important window into Cambrian biodiversity. Journal of the Geological Society of London, 176, 609–619.
- ^ Walcott, C.D. 1908. Cambrian Geology and Palaeontology. Smithsonian Museum, Miscellaneous Collections, 53.
- ^ Kimmig, J., Strotz, L.C., Kimmig, S.R., Egenhoff, S.O., Lieberman, B.S. 2019. The Spence Shale Lagerstätte: an important window into Cambrian biodiversity. Journal of the Geological Society of London, 176, 609–619.
- ^ Kimmig, J., Strotz, L.C., Kimmig, S.R., Egenhoff, S.O., Lieberman, B.S. 2019. The Spence Shale Lagerstätte: an important window into Cambrian biodiversity. Journal of the Geological Society of London, 176, 609–619.
- ^ Wen, R., Babcock, L.E., Peng, J., Robison, R.A. 2019. New edrioasteroid (Echinodermata) from the Spence Shale (Cambrian), Idaho, USA: further evidence of attachment in the early evolutionary history of edrioasteroids. Bulletin of Geosciences, 94, 115–124.
- ^ Hammersburg, S.R., Hasiotis, S.T., Robison, R.R. 2018. Ichnotaxonomy of the Cambrian Spence Shale Member of the Langston Formation, Wellsville Mountains, Northern Utah, USA. Paleontological Contributions, 20, 1–66.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.