Osobb Formation

{{Short description|Geologic formation in Nevada, United States}}

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| name = Osobb Formation

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| type = Geological formation

| age = Triassic

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| region = Nevada

| country = United States

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

Fossil content

=Cnidarians=

class="wikitable" align="center"
colspan="6" align="center" \| Cnidarians reported from the Osobb Formation
Genus	Species	Presence !Material	Notes	Images
Ampakabastrea \|A. cowichanensis \|Augusta Mountain.{{Cite journal \|last=Roniewicz \|first=Ewa \|last2=Stanley \|first2=George D. \|date=September 2013 \|title=Upper Triassic corals from Nevada, western North America, and the implications for paleoecology and paleogeography \|url=https://www.researchgate.net/publication/281043618_Upper_Triassic_Corals_from_Nevada_Western_North_America_and_the_Implications_for_Paleoecology_and_Paleogeography \|journal=Journal of Paleontology \|language=en \|volume=87 \|issue=5 \|pages=934–964 \|doi=10.1666/12-081 \|issn=0022-3360}} \|3 specimens. \|A stony coral also found in Alaska, Vancouver Island & the Luning Formation. \|
Ceriostella \|C. martini \|Augusta Mountain. \|One specimen (UMIP 7160). \|A stony coral also found in Alaaka & the Luning Formation. \|
Coryphyllidae indetermined genus \| \|Augusta Mountain. \|A colony fragment (UMIP 7157). \|A stony coral. \|
Khytrastrea \|K. silberlingi \| Augusta Mountains. \|4 specimens. \| A stony coral. \|
Margarogyra \|M. silberlingi \|Augusta Mountain. \|2 specimens (UMIP 7165 & 7166). \|A stony coral also found in the Luning Formation. \|
Nevadoseris \|N. punctata \|Cain Mountain & Augusta Mountain. \|6 specimens. \|A stony coral also found in the Luning Formation. \|

class="wikitable" align="center"

colspan="6" align="center" | Cnidarians reported from the Osobb Formation

Genus

Species

Presence

!Material

Notes

Images

Ampakabastrea

|A. cowichanensis

|Augusta Mountain.{{Cite journal |last=Roniewicz |first=Ewa |last2=Stanley |first2=George D. |date=September 2013 |title=Upper Triassic corals from Nevada, western North America, and the implications for paleoecology and paleogeography |url=https://www.researchgate.net/publication/281043618_Upper_Triassic_Corals_from_Nevada_Western_North_America_and_the_Implications_for_Paleoecology_and_Paleogeography |journal=Journal of Paleontology |language=en |volume=87 |issue=5 |pages=934–964 |doi=10.1666/12-081 |issn=0022-3360}}

|3 specimens.

|A stony coral also found in Alaska, Vancouver Island & the Luning Formation.

|

Ceriostella

|C. martini

|Augusta Mountain.

|One specimen (UMIP 7160).

|A stony coral also found in Alaaka & the Luning Formation.

|

Coryphyllidae indetermined genus

|

|Augusta Mountain.

|A colony fragment (UMIP 7157).

|A stony coral.

|

Khytrastrea

|K. silberlingi

| Augusta Mountains.

|4 specimens.

| A stony coral.

|

Margarogyra

|M. silberlingi

|Augusta Mountain.

|2 specimens (UMIP 7165 & 7166).

|A stony coral also found in the Luning Formation.

|

Nevadoseris

|N. punctata

|Cain Mountain & Augusta Mountain.

|6 specimens.

|A stony coral also found in the Luning Formation.

|

References

{{cite web|title= Fossilworks: Gateway to the Paleobiology Database|author= ((Various Contributors to the Paleobiology Database))|url= https://www.fossilworks.org|access-date= 17 December 2021}}

Category:Triassic geology of Nevada

Osobb Formation

Fossil content

=Cnidarians=

See also

References