Mammal Quarry No. 8: Lancian, Wyoming
collected by J. B. Hatcher 1889
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Actinopteri
- Sciaenidae
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Platacodon nanus
Marsh 1889
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Mammalia
- Stagodontidae
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Didelphodon sp.
Marsh 1889
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Mammalia
- Cimolestidae
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? Didelphodon comptus
Marsh 1889
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| recombined as Delphodon comptus | |||||||
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Cimolestes incisus
Marsh 1889
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Mammalia
- Multituberculata
- Neoplagiaulacidae
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Halodon formosus
Marsh 1889
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| recombined as Mesodma formosa | |||||||
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Mammalia
- Multituberculata
- Cimolomyidae
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Meniscoessus robustus
(Marsh 1889)
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Clemens 1964 | ||||||
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? Oracodon anceps
Marsh 1889
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| synonym of Meniscoessus robustus | |||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Niobrara |
| Coordinates: | 43.0° North, 104.5° West (view map) | ||||
| Paleocoordinates: | 49.5° North, 79.4° 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: | Lance |
| 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
| Collection methods: | field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | YPM | ||
| Collectors: | J. B. Hatcher | Collection dates: | 1889 |
Metadata
| Also known as: | Lance Quarry 8, Lull's Locality 8, Hatcher No. 8 | ||
| Database number: | 14590 | ||
| Authorizer: | J. Alroy, M. Carrano | Enterer: | J. Alroy, M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2002-05-15 00:00:00 | Last modified: | 2022-10-18 11:05:43 |
| Access level: | the public | Released: | 2002-05-15 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 14177. | ETE | R. S. Lull. 1915. The mammals and horned dinosaurs of the Lance Formation of Niobrara County, Wyoming. The American Journal of Science, series 4 40(238):319-348 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 1239 | W. A. Clemens. 1964. Fossil mammals of the type Lance Formation, Wyoming. Part I. Introduction and Marsupialia. University of California Publications in Geological Sciences 48:1-105 [J. Alroy/J. Alroy/J. Alroy] |