Jon Powell Microsite: Lancian, New Mexico
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Multituberculata
- Neoplagiaulacidae
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Mesodma formosa
(Marsh 1889)
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Mammalia
- Alphadontidae
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Alphadon marshi
Simpson 1927
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| see common names | |||||||
Geography
| Country: | United States | State/province: | New Mexico | County: | San Juan |
| Coordinates: | 36.3° North, 108.2° West (view map) | ||||
| Paleocoordinates: | 43.7° North, 85.8° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 | *Epoch: | Senonian |
| Key time interval: | Lancian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Ojo Alamo | Member: | Naashoibito |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | mesofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Also known as: | UCMP V-8020; "Alamo Wash" in part | ||
| Database number: | 14573 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 1993-02-18 00:00:00 | Last modified: | 2012-03-06 09:04:49 |
| Access level: | the public | Released: | 1993-02-18 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 1497. | L. J. Flynn. 1986. Late Cretaceous mammal horizons from the San Juan Basin, New Mexico. American Museum Novitates 2845:1-30 [J. Alroy/J. Alroy/J. Alroy] |