Jump to content

Tuxedni Group

From Wikipedia, the free encyclopedia
Tuxedni Formation
Stratigraphic range: Bajocian–Bathonian
TypeFormation
UnderliesChinitna Formation
Thickness300-400 m
Lithology
Primarysandstone, siltstone and shale
Location
RegionAlaska
CountryUnited States

The Tuxedni Formation is a geologic formation in Alaska. It preserves fossils dating back to the Jurassic period. An indeterminate ophthalmosaurid is known from the formation.[1]

See also

[edit]

References

[edit]
  1. ^ Druckenmiller, Patrick S.; Maxwell, Erin E. (January 2014). "A Middle Jurassic (Bajocian) ophthalmosaurid (Reptilia, Ichthyosauria) from the Tuxedni Formation, Alaska and the early diversification of the clade". Geological Magazine. 151 (1): 41–48. doi:10.1017/S0016756813000125. ISSN 0016-7568.