LACM 7245, Engdahl Ranch: Maastrichtian, Montana
collected by H. Garbani 1966
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Ceratopsidae
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? Triceratops sp.
Marsh 1889
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Reptilia
- Tyrannosauridae
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Tyrannosaurus rex
Osborn 1905
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Odano 1978 | 1 individual | ||||||||
| LACM 23844 | ||||||||||
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Dromaeosauridae indet.
Colbert and Russell 1969
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1 specimen | |||||||||
| LACM 28471 | ||||||||||
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= Aublysodon molnaris n. sp.
Paul 1988
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Paul 1988 | |||||||||
| synonym of Tyrannosaurus rex | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Montana | County: | Garfield |
| Coordinates: | 47.5° North, 107.1° West (view map) | ||||
| Paleocoordinates: | 54.5° North, 79.6° West | ||||
| Basis of coordinate: | stated in text | ||||
| Altitude: | 853 meters | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| Key time interval: | Maastrichtian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
| Formation: | Hell Creek |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | gray claystone |
| Includes fossils? | Y |
| Lithology description: "dark gray clay" | |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | good |
| Articulated whole bodies: | none |
| Associated major elements: | all |
| Disassociated major elements: | none |
| Disassociated minor elements: | none |
| Fragmentation: | occasional |
| Encrustation: | none |
Collection methods and comments
| Collection methods: | selective quarrying,mechanical,field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | LACM | ||
| Collectors: | H. Garbani | Collection dates: | 1966 |
| Collection method comments: collected by Harley Garbani, 1966 | |||
Metadata
| Also known as: | Jordan theropod | ||
| Database number: | 38544 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2004-04-23 14:14:01 | Last modified: | 2019-02-13 16:02:34 |
| Access level: | the public | Released: | 2004-04-23 14:14:01 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 10351. | R. E. Molnar. 1978. A new theropod dinosaur from the Upper Cretaceous of central Montana. Journal of Paleontology 52(1):73-82 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 15218 | ETE | T. D. Carr and T. E. Williamson. 2004. Diversity of late Maastrichtian Tyrannosauridae (Dinosauria: Theropoda) from western North America. Zoological Journal of the Linnean Society 142:479-523 [M. Carrano/M. Carrano] |
| 51520 | J. R. Horner and D. Lessem. 1993. The Complete T. rex 1-239 [M. Carrano/M. Carrano] | |
| 4247 | 5% 19880 | T. M. Lehman and K. Carpenter. 1990. A partial skeleton of the tyrannosaurid dinosaur Aublysodon from the Upper Cretaceous of New Mexico. Journal of Paleontology 64(6):1026-1032 [M. Carrano/M. Carrano/M. Carrano] |
| 10352 | R. E. Molnar. 1979. Correction: Molnar, 1978. Journal of Paleontology 53(5):1256 [M. Carrano/M. Carrano/M. Carrano] | |
| 10349 | R. E. Molnar and K. Carpenter. 1989. The Jordan theropod (Maastrichtian, Montana, U.S.A.) referred to the genus Aublysodon. Géobios 22(4):445-454 [M. Carrano/M. Carrano/J. Alroy] | |
| 62838 | M. Odano. 1978. Tyrannosaurus rex and the amateurs. Terra 17(2):16-23 [M. Carrano/M. Carrano] | |
| 10350 | G. S. Paul. 1988. Predatory Dinosaurs of the World. Simon & Schuster, New York 1-464 [M. Carrano/M. Carrano/M. Carrano] |