Marsland Formation: Difference between revisions
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==References== |
==References== |
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{{Reflist}} |
{{Reflist}} |
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* {{cite web|title= Fossilworks: Gateway to the Paleobiology Database|author= ((Various Contributors to the Paleobiology Database))|url= |
* {{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}} |
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[[Category:Neogene geology of Nebraska]] |
[[Category:Neogene geology of Nebraska]] |
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Latest revision as of 08:04, 18 November 2024
| Marsland Formation | |
|---|---|
| Stratigraphic range: Neogene | |
_(Marsland_Formation,_Middle_Miocene;_near_Agate,_Nebraska,_USA)_2_(32708793602).jpg) | |
| Type | Geological formation |
| Location | |
| Region |  Nebraska |
| Country |  United States |
The Marsland Formation is a geologic formation in Nebraska. It preserves fossils dating back to the Neogene period.
Fossil content
[edit]Color key
|
Notes Uncertain or tentative taxa are in small text; |
Mammals
[edit]Ungulates
[edit]| Ungulates reported from the Marsland Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Mediochoerus | M. johnsoni | Dawes County, Nebraska (upper part of the formation).[1] | A skull[1] | A merycoidodontid. | |
| Menoceras | M. barbouri | Morrill & Box Butte counties, Nebraska.[2][3] | Skulls.[2][3] | A rhinoceros. |  |
| M. falkenbachi | Morrill County, Nebraska (lower part of the formation).[2] | Skulls.[2] | Synonymized with M. barbouri.[4] | _(Marsland_Formation,_Middle_Miocene;_Bridgeport_Quarries,_near_Bridgeport,_Nebraska,_USA)_1_(32849205355).jpg) | |
| M. marslandensis | Box Butte County, Nebraska (upper part of the formation).[3] | Skulls.[3] | Synonymized with M. barbouri.[4] | _(Marsland_Formation,_Middle_Miocene;_Bridgeport_Quarries,_near_Bridgeport,_Nebraska,_USA)_5_(32808353546).jpg) | |
Reptiles
[edit]Testudines
[edit]| Testudines reported from the Marsland Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Macroclemys | M. schmidti | Box Butte County, Nebraska.[5] | A fragmentary juvenile skull & an adult skull.[5] | A snapping turtle. | |
See also
[edit]
References
[edit]- ^ a b Schultz, C. Bertrand (Charles Bertrand); Falkenbach, Charles H. (1941). "Ticholeptinae : a new subfamily of oreodonts". Bulletin of the AMNH. 79 (1): 4–105. hdl:2246/379.
- ^ a b c d Tanner, Lloyd (1972-07-01). "A New Species of Menoceras from the Marsland Formation of Nebraska". Bulletin of the University of Nebraska State Museum.
- ^ a b c d Tanner, Lloyd (1969-01-01). "A New Rhinoceros from the Nebraska Miocene". Bulletin of the University of Nebraska State Museum.
- ^ a b Prothero, Donald R. (2005-03-07). The Evolution of North American Rhinoceroses. Cambridge University Press. p. 62. ISBN 978-0-521-83240-3.
- ^ a b Whetstone, Kenneth N. (1978). "Additional Record of the Fossil Snapping Turtle Macroclemys schmidti from the Marsland Formation (Miocene) of Nebraska with Notes on Interspecific Skull Variation within the Genus Macroclemys". Copeia. 1978 (1): 159–162. doi:10.2307/1443841. ISSN 0045-8511. JSTOR 1443841.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
 | This article about a specific stratigraphic formation in Nebraska is a stub. You can help Wikipedia by expanding it. |