Two Rocks Balanced (MSM loc 98-61): Middle Turonian, New Mexico
collected by D. G. Wolfe 1996
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
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Hadrosauridae indet.
Cope 1869
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1 individual | |||||||||
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= Hadrosauromorpha indet.
Norman 2014
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McDonald et al. 2006 | |||||||||
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= Jeyawati rugoculus n. gen., n. sp.
McDonald et al. 2010
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McDonald et al. 2010 | |||||||||
| MSM P4166 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | New Mexico | County: | Catron |
| Coordinates: | 35.1° North, 108.9° West (view map) | ||||
| Paleocoordinates: | 38.0° North, 75.2° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Turonian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Middle Turonian | Ammonoid zone: | Collignoniceras woollgari |
| Age range of interval: | 93.90000 - 89.80000 m.y. ago |
Stratigraphy
| Formation: | Moreno Hill | Member: | Lower | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Probably Collignoniceras woollgari Zone + "basal middle-Turonian"; "lower member" | |||||
Lithology and environment
| Primary lithology: | poorly lithified mudstone |
| Includes fossils? | Y |
| Lithology description: "... from dark, non-calcareous, mudstones and shales..." "friable mudstone" | |
| Environment: | fluvial indet. |
| Geology comments: zone includes "terrestrial aquatic microfauna"; "fluvial origin" | |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | dispersed |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | medium |
| Fragmentation: | frequent |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection methods: | surface (float),sieve | ||
| Collection size: | 1 individuals | ||
| Reason for describing collection: | taxonomic analysis | ||
| Collectors: | D. G. Wolfe | Collection dates: | 1996 |
Metadata
| Database number: | 52361 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano, S. Miller |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2005-08-04 11:18:50 | Last modified: | 2010-06-18 11:04:32 |
| Access level: | the public | Released: | 2005-08-04 11:18:50 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 13881. | ETE | D. G. Wolfe and J. I. Kirkland. 1998. Zuniceratops christopheri n. gen. & n. sp., a ceratopsian dinosaur from the Moreno Hill Formation (Cretaceous, Turonian) of west-central New Mexico. S. G. Lucas, J. I. Kirkland, and J. W. Estep (eds.), Lower and Middle Cretaceous Terrestrial Ecosystems, New Mexico Museum of Natural History and Science Bulletin 14:307-317 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 26638 | ETE | A. T. McDonald, D. G. Wolfe, and J. I. Kirkland. 2006. On a hadrosauromorph (Dinosauria: Ornithopoda) from the Moreno Hill Formation (Cretaceous, Turonian) of New Mexico. In: S. G. Lucas & R. M. Sullivan, Late Cretaceous Vertebrates from the Western Interior. New Mexico Museum of Natural History and Science Bulletin 35:277-280 [M. Carrano/S. Miller/M. Carrano] |
| 32770 | ETE | A. T. McDonald, D. G. Wolfe, and J. I. Kirkland. 2010. A new basal hadrosauroid (Dinosauria: Ornithopoda) from the Turonian of New Mexico. Journal of Vertebrate Paleontology 30(3):799-812 [M. Carrano/M. Carrano/M. Carrano] |