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Osobb Formation

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Osobb Formation
Stratigraphic range: Triassic
TypeGeological formation
Location
Region Nevada
Country United States

The Osobb Formation is a geologic formation in Nevada. It preserves fossils dating back to the Triassic period.

Fossil content

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Cnidarians

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Cnidarians reported from the Osobb Formation
Genus Species Presence Material Notes Images
Ampakabastrea A. cowichanensis Augusta Mountain.[1] 3 specimens.[1] A stony coral also found in Alaska, Vancouver Island & the Luning Formation.
Ceriostella C. martini Augusta Mountain.[1] One specimen (UMIP 7160).[1] A stony coral also found in Alaaka & the Luning Formation.
Coryphyllidae indetermined genus Augusta Mountain.[1] A colony fragment (UMIP 7157).[1] A stony coral.
Khytrastrea K. silberlingi Augusta Mountains.[1] 4 specimens.[1] A stony coral.
Margarogyra M. silberlingi Augusta Mountain.[1] 2 specimens (UMIP 7165 & 7166).[1] A stony coral also found in the Luning Formation.
Nevadoseris N. punctata Cain Mountain & Augusta Mountain.[1] 6 specimens.[1] A stony coral also found in the Luning Formation.

See also

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References

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  1. ^ a b c d e f g h i j k l Roniewicz, Ewa; Stanley, George D. (September 2013). "Upper Triassic corals from Nevada, western North America, and the implications for paleoecology and paleogeography". Journal of Paleontology. 87 (5): 934–964. doi:10.1666/12-081. ISSN 0022-3360.