NMMNH locality L-3034: Early/Lower Campanian - Middle Campanian, New Mexico
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Plantae indet.
Haeckel 1866
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Williamson 1996 | |||||||||
Reptilia
- Dromaeosauridae
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cf. Saurornitholestes sp.
Sues 1978
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1 specimen | |||||||||
NMMNH P25054 | ||||||||||
= Dromaeosauridae informal indet. A
Colbert and Russell 1969
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Williamson and Brusatte 2014 | |||||||||
Reptilia
- Ceratopsidae
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Pachyrhinosaurinae indet.
Huene 1950
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1 individual | |||||||||
= Centrosaurinae indet.
Lambe 1915
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Williamson and Brusatte 2014 | |||||||||
Reptilia
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Brachychampsa sp.
Gilmore 1911
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1 individual | |||||||||
NMMMH P-25050, "new species" | ||||||||||
= Brachychampsa sealeyi n. sp.
Williamson 1996
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Williamson 1996 | |||||||||
Reptilia
- Baenidae
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Baenidae indet.
Cope 1882
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3 individuals | |||||||||
see common names |
Geography
Country: | United States | State/province: | New Mexico | County: | Sandoval |
Coordinates: | 35.7° North, 107.2° West (view map) | ||||
Paleocoordinates: | 42.8° North, 78.7° West | ||||
Basis of coordinate: | estimated from map |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
*Period: | Late/Upper Cretaceous | *Epoch: | Senonian |
*International age/stage: | Early/Lower Campanian - Campanian | ||
Key time interval: | Early/Lower Campanian - Middle Campanian | ||
Age range of interval: | 83.60000 - 72.10000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Lithology and environment
Primary lithology: | silty mudstone |
Includes fossils? | Y |
Lithology description: "silty mudstone, rich in carbonized wood and other plant debris." | |
Environment: | terrestrial indet. |
Geology comments: Allison Member, at approx. 183 m thick, is the thickest member of the Menefee Fm. |
Taphonomy
Modes of preservation: | body,original carbon |
Size of fossils: | macrofossils |
Preservation of anatomical detail: | good |
Associated major elements: | some |
Disassociated minor elements: | some |
Feeding/predation traces: | punctures |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | NMMNH |
Collection method comments: "plant debris" and "wood" |
Metadata
Database number: | 13000 | ||
Authorizer: | J. Alroy, M. Carrano | Enterer: | R. Whatley, M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2002-01-15 12:21:35 | Last modified: | 2022-04-06 12:06:53 |
Access level: | the public | Released: | 2002-01-15 12:21:35 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
81222. | T. E. Williamson and P. L. Sealey. 1995. Additions to the vertebrate fauna from the Upper Cretaceous (lower Campanian) Allison Member, Menefee Formation, southeastern San Juan Basin, New Mexico. New Mexico Geology 17(2):34 [M. Carrano/M. Carrano] |
Secondary references:
4308 | 5% 6040 | T. E. Williamson. 1996. ?Brachychampsa sealeyi, sp. nov., (Crocodylia, Alligatoroidea) from the Upper Cretaceous (lower Campanian) Menefee Formation, northwestern New Mexico . Journal of Vertebrate Paleontology 16(3):421-431 [J. Alroy/R. Whatley/M. Uhen] |
50790 | T. E. Williamson and S. L. Brusatte. 2014. Small theropod teeth from the Late Cretaceous of the San Juan Basin, northwestern New Mexico and their implications for understanding latest Cretaceous dinosaur evolution. PLoS ONE 9(4):e93190:1-23 [M. Carrano/M. Carrano] |