West-Side Quarry, MOR TM-041: Late/Upper Campanian, Montana
collected 1986
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Ankylosauridae
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Nodosauridae indet.
Marsh 1890
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= Ankylosauridae indet.
Brown 1908
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Database 2006 | |||||||||
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Reptilia
- Hadrosauridae
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Prosaurolophus blackfeetensis n. sp.
Horner 1992
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400 specimens | |||||||||
| synonym of Prosaurolophus maximus | ||||||||||
| MOR 454 | ||||||||||
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Reptilia
- Theropoda
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Theropoda indet.
Marsh 1881
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Reptilia
- Squamata
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Squamata indet.
Oppel 1811
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Insecta
- Coleoptera
- Dermestidae
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Dermestidae indet.
Latreille 1804
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Rogers 1992 | |||||||||
| borings in bone | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Montana | County: | Glacier |
| Coordinates: | 48.9° North, 112.6° West (view map) | ||||
| Paleocoordinates: | 56.6° North, 78.5° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Altitude: | 4657 feet | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 | *Epoch: | Senonian |
| *International age/stage: | Campanian - Campanian | ||
| Key time interval: | Late/Upper Campanian | ||
| Age range of interval: | 83.60000 - 72.10000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Geological group: | Montana | Formation: | Two Medicine | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: ETE dating method: time_unit, ETE age comment: 0 radiometric intage_min | |||||
Lithology and environment
| Primary lithology: | gray,green silty mudstone |
| Includes fossils? | Y |
| Lithology description: ETE rock type adj: "grey,grn,silty", ETE lithology comments: . | |
| Environment: | "floodplain" |
| Geology comments: ETE sed env 1: fluvial, ETE sed env 2: floodplain ETE event: ., ETE env comment: drought | |
Taphonomy
| Modes of preservation: | body |
| Lagerst�tten type: | concentrate |
| Degree of concentration: | -bonebed |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | good |
| Associated major elements: | some |
| Disassociated major elements: | some |
| Fragmentation: | occasional |
| Bioerosion: | occasional |
| Feeding/predation traces: | arthropod boring |
| Temporal resolution: | snapshot |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection methods: | selective quarrying,mechanical,field collection |
| Collection size: | 330 specimens |
| Reason for describing collection: | taphonomic analysis | Collection dates: | 1986 |
| Collection method comments: ETE Size: .; ETE reference list: 657, 981, ; ETE museum list: . Rogers (1992) lists this as two separate quarries, noted by their specimen numbers (MOR 447 for West-Side, MOR 454 for South-Side), but both form a single bonebed. | |
Metadata
| Also known as: | ETE Locality 1567, Westside, Southside, South-Side | ||
| Database number: | 22692 | ||
| Authorizer: | A. Behrensmeyer, M. Carrano | Enterer: | A. Behrensmeyer, M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2001-05-29 01:00:00 | Last modified: | 2017-04-06 15:51:19 |
| Access level: | the public | Released: | 2001-05-29 01:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 5697. | ETE 1453 | R. R. Rogers. 1991. Taphonomy of three dinosaur bone beds in the Upper Cretaceous Two Medicine Formation of Northwestern Monana: evidence for drought-related mortality. Palaios 5:394-413 [A. Behrensmeyer/A. Behrensmeyer/M. Kosnik] |
Secondary references:
| 17718 | ETE | M. O. R. Database. 2006. MOR collections database. [M. Carrano/M. Carrano/M. Carrano] |
| 10628 | ETE | J. R. Horner. 1992. Cranial morphology of Prosaurolophus (Ornithischia: Hadrosauridae) with descriptions of two new hadrosaurid species and an evaluation of hadrosaurid phylogenetic relationships. Museum of the Rockies Occasional Paper 2:1-119 [M. Carrano/M. Carrano/M. Carrano] |
| 12924 | ETE | R. R. Rogers. 1992. Non-marine borings in dinosaur bones from the Upper Cretaceous Two Medicine Formation, northwestern Montana. Journal of Vertebrate Paleontology 12(4):527-531 [M. Carrano/M. Carrano/M. Carrano] |
| 62077 | R. R. Rogers. 1997. Two Medicine Formation. In P. J. Currie & K. Padian (ed.), Encyclopedia of Dinosaurs 760-765 [M. Carrano/M. Carrano] |