Quarry 9, Pit A (AMNH/YPM): Tithonian, Wyoming
collected 1968-1970
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
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Bivalvia indet.
Linnaeus 1758
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Mammalia
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Mammalia indet.
Linnaeus 1758
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1 specimen | ||||||
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Dryolestoidea indet.
Butler 1939
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2 specimens | ||||||
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Mammalia
- Dryolestidae
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Melanodon goodrichi
Simpson 1929
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1 specimen | ||||||
| recombined as Laolestes goodrichi | |||||||
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Laolestes eminens
Simpson 1927
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7 specimens | ||||||
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Dryolestes priscus
Marsh 1878
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4 specimens | ||||||
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Herpetarius humilis
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2 specimens | ||||||
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Amblotherium sp.
Owen 1871
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1 specimen | ||||||
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Amblotherium debilis
Marsh 1881
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1 specimen | ||||||
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Comotherium richi
Prothero 1981
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1 specimen | ||||||
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Mammalia
- Multituberculata
- Plagiaulacidae
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Plagiaulacidae indet.
Gill 1872
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3 specimens | ||||||
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Mammalia
- Eutriconodonta
- Triconodontidae
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Triconodontidae indet.
Marsh 1887
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1 specimen | ||||||
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Docodonta
- Docodontidae
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Docodon victor
(Marsh 1880)
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4 specimens | ||||||
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Reptilia
- Paramacellodidae
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Paramacellodus sp.
Hoffstetter 1967
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Reptilia
- Dorsetisauridae
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Dorsetisaurus sp.
Hoffstetter 1967
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Reptilia
- Pleurosternidae
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Glyptops plicatulus
(Cope 1877)
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| nomen dubium belonging to Glyptops | |||||||
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Reptilia
- Goniopholididae
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Goniopholis sp.
Owen 1842
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Reptilia
- Avetheropoda
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Carnosauria indet.
Huene 1920
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Reptilia
- Cteniogenyidae
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Cteniogenys antiquus
Gilmore 1928
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Amphibia
- Temnospondyli
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Anura indet.
(Fischer von Waldheim 1813)
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Ophiopsiidae
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Ophiopsis sp.
Agassiz 1834
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Albany |
| Coordinates: | 41.9° North, 106.0° West (view map) | ||||
| Paleocoordinates: | 37.7° North, 52.6° West | ||||
| Basis of coordinate: | stated in text | ||||
| Altitude: | 2091 meters | ||||
| Geographic resolution: | small collection |
Time
| Period: | Jurassic | Epoch: | Late/Upper Jurassic |
| Stage: | Tithonian | 10 m.y. bin: | Jurassic 6 |
| Key time interval: | Tithonian | ||
| Age range of interval: | 149.20000 - 145.00000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | gray claystone |
| Secondary lithology: | lithified sandstone |
| Includes fossils? | Y |
| Lithology description: "variegated gray claystones and sandstones, with occasional chert lenses." | |
| Environment: | fluvial-lacustrine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
| Preservation of anatomical detail: | good |
| Disassociated major elements: | many |
| Disassociated minor elements: | many |
Collection methods and comments
| Collection methods: | selective quarrying,mechanical,sieve,field collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | AMNH,YPM | Collection dates: | 1968-1970 |
Metadata
| Database number: | 39426 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2004-05-28 10:59:32 | Last modified: | 2023-08-23 15:47:23 |
| Access level: | the public | Released: | 2004-05-28 10:59:32 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 10663. | ETE | D. R. Prothero. 1981. New Jurassic mammals from Como Bluff, Wyoming, and the interrelationships of non-tribosphenic Theria. Bulletin of the American Museum of Natural History 167(5):277-326 [M. Carrano/M. Carrano/M. Carrano] |