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Newark - Vinita - Tomahawk Creek, Chesterfield County, Virginia, USA

Group	Newark
Formation	Vinita
Member	Tomahawk Creek
Age:	237 - 228 Ma Late/Upper Triassic
Interval	Carnian
Lithology	mudstone
Number of Collections	1
Number of Occurrences	14

Recorded Sample Locations

Location	Region	Stratigraphic Name
Tomahawk locality	Chesterfield County, Virginia, USA	Newark - Vinita - Tomahawk Creek

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Lissodus sp. genus	6	Animalia : Chordata : Chondrichthyes : Hybodontiformes : *Lissodus*	237 - 228 Ma Late/Upper Triassic
Boreogomphodon jeffersoni species	7	Animalia : Chordata : Osteichthyes : Cotylosauria : Boreogomphodon : *Boreogomphodon jeffersoni*	237 - 228 Ma Late/Upper Triassic
Microconodon tenuirostris species	7	Animalia : Chordata : Osteichthyes : Cotylosauria : Microconodon : *Microconodon tenuirostris*	237 - 228 Ma Late/Upper Triassic
Lepidosauria superorder	3.7	Animalia : Chordata : Reptilia : Eosuchia : Lepidosauria	237 - 228 Ma Late/Upper Triassic
Euscolosuchus olseni species	7	Animalia : Chordata : Reptilia : Euscolosuchus : *Euscolosuchus olseni*	237 - 228 Ma Late/Upper Triassic
Phytosauria unranked clade	99	Animalia : Chordata : Reptilia : Eosuchia : Phytosauria	237 - 228 Ma Late/Upper Triassic
Uatchitodon kroehleri species	7	Animalia : Chordata : Reptilia : Uatchitodon : *Uatchitodon kroehleri*	237 - 228 Ma Late/Upper Triassic
Xenodiphyodon petraios species	7	Animalia : Chordata : Reptilia : Xenodiphyodon : *Xenodiphyodon petraios*	237 - 228 Ma Late/Upper Triassic
Gomphiosauridion baileyae species	7	Animalia : Chordata : Reptilia : Procolophonidae : Gomphiosauridion : *Gomphiosauridion baileyae*	237 - 228 Ma Late/Upper Triassic
Sphenodontia suborder	4.3	Animalia : Chordata : Reptilia : Rhynchocephalia : Sphenodontia	237 - 228 Ma Late/Upper Triassic
Gastropoda class	3	Animalia : Mollusca : Gastropoda	237 - 228 Ma Late/Upper Triassic
Pteridophyta phylum	2	Plantae : Pteridophyta	237 - 228 Ma Late/Upper Triassic

References

Sues H.-D., Olsen P. E. (1990) Triassic vertebrates of Gondwanan aspect from the Richmond Basin of Virginia, Science 249, 1020-1023

Sues H.-D. (1992) A remarkable new armored archosaur from the Upper Triassic of Virginia, Journal of Vertebrate Paleontology 12, 142-149

Sues H-D., Olsen P. E. (1993) A new procolophonid and a new tetrapod of uncertain, possibly procolophonian affinities from the Upper Triassic of Virginia, Journal of Vertebrate Paleontology 13 3, 282-286

Sues H.-D., Olsen P. E., et al (1994) Small tetrapods from the Upper Triassic of the Richmond basin (Newark Supergroup), Virginia, In the Shadow of the Dinosaurs: Early Mesozoic Tetrapods, N. C. Fraser and H.-D. Sues (eds.), Cambridge University Press, 161-170

Gardner J. D., DeMar D. E. (2013) Mesozoic and Palaeocene lissamphibian assemblages of North America: a comprehensive review, Palaeobiodiversity and Palaeoenvironments 93, 459-515

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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