Millar Bonebed Site: Late/Upper Campanian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Amphibia
- Temnospondyli
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Anura indet.
(Fischer von Waldheim 1813)
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20 specimens | |||||||||
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Amphibia
- Temnospondyli
- Urodela
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Scapherpeton tectum
Cope 1876
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144 specimens | |||||||||
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Amphibia
- Temnospondyli
- Batrachosauroididae
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Opisthotriton kayi
Auffenberg 1961
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18 specimens | |||||||||
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Reptilia
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Ceratopsia indet.
Marsh 1890
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10 specimens | |||||||||
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Reptilia
- Hadrosauridae
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Hadrosauridae indet.
Cope 1869
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25 specimens | |||||||||
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Reptilia
- Theropoda
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Theropoda indet.
Marsh 1881
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1 specimen | |||||||||
| "large" | ||||||||||
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Reptilia
- Dromaeosauridae
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Richardoestesia gilmorei
Currie et al. 1990
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1 specimen | |||||||||
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Reptilia
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Leidyosuchus canadensis
Lambe 1907
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18 specimens | |||||||||
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Champsosaurus natator
Parks 1933
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4 specimens | |||||||||
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Reptilia
- Squamata
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Squamata indet.
Oppel 1811
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12 specimens | |||||||||
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Reptilia
- Testudines
- Trionychidae
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Trionychidae indet.
Gray 1825
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16 specimens | |||||||||
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Reptilia
- Testudines
- Adocidae
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Adocus sp.
Cope 1868
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1 specimen | |||||||||
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Reptilia
- Testudines
- Chelydridae
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Chelydridae indet.
Swainson 1839
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5 specimens | |||||||||
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Reptilia
- Testudines
- Nanhsiungchelyidae
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Basilemys variolosa
(Cope 1876)
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2 specimens | |||||||||
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Reptilia
- Baenidae
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Baenidae indet.
Cope 1882
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9 specimens | |||||||||
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Mammalia
- Marsupialia
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Marsupialia indet.
(Illiger 1811)
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4 specimens | |||||||||
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Acipenseriformes
- Polyodontidae
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Polyodontidae indet.
Bonaparte 1838
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1 element | |||||||||
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Actinopteri
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Teleostei informal indet. A
(Müller 1846)
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2 elements | |||||||||
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Teleostei informal indet. D
(Müller 1846)
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15 elements | |||||||||
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Teleostei informal indet. L
(Müller 1846)
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1 element | |||||||||
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Teleostei informal indet. N
(Müller 1846)
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4 elements | |||||||||
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Actinopteri
- Elopiformes
- Phyllodontidae
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Paralbula casei
Estes 1969
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3 elements | |||||||||
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Actinopteri
- Albuliformes
- Albulidae
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Coriops amnicolus
Estes 1969
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11 elements | |||||||||
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Actinopteri
- Esociformes
- Esocidae
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Estesesox foxi
Wilson et al. 1992
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4 elements | |||||||||
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Actinopteri
- Aspidorhynchiformes
- Aspidorhynchidae
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Belonostomus longirostris
(Lambe 1902)
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1 element | |||||||||
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Actinopteri
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Holostei informal indet. A
(Müller 1846)
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194 elements | |||||||||
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Holostei informal indet. B
(Müller 1846)
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8 elements | |||||||||
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Actinopteri
- Amiiformes
- Amiidae
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Amiidae indet.
Huxley 1861
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21 elements | |||||||||
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Actinopteri
- Lepisosteiformes
- Lepisosteidae
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Atractosteus occidentalis
(Leidy 1856)
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502 elements | |||||||||
| original and current combination Lepidotus occidentalis | ||||||||||
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Chondrichthyes
- Rajiformes
- Rhinobatidae
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Myledaphus bipartitus
Cope 1876
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16 elements | |||||||||
| see common names | ||||||||||
Geography
| Country: | Canada | State/province: | Alberta |
| Coordinates: | 49.1° North, 110.5° West (view map) | ||
| Paleocoordinates: | 56.3° North, 76.0° West | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| Key time interval: | Late/Upper Campanian | ||
| Age range of interval: | 83.60000 - 72.10000 m.y. ago |
Stratigraphy
| Geological group: | Belly River | Formation: | Dinosaur Park | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: from a channel lag within the 8-16 m thick Lethbridge coal zone | |||||
Lithology and environment
| Primary lithology: | pebbly mudstone |
| Lithology description: "pebbly basal lag in a 1.5-2.0 m thick paleochannel deposit comprising inclined heterolithic strata." | |
| Environment: | estuary/bay |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | mesofossils |
| Disassociated minor elements: | many |
| Spatial resolution: | allochthonous |
Collection methods and comments
| Collection methods: | bulk,sieve,field collection |
| Reason for describing collection: | paleoecologic analysis |
Metadata
| Also known as: | MB | ||
| Database number: | 34320 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2003-08-26 15:51:55 | Last modified: | 2015-01-16 08:59:53 |
| Access level: | the public | Released: | 2003-08-26 15:51:55 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 9017. | D. A. Eberth and D. B. Brinkman. 1997. Paleoecology of an estuarine, incised-valley fill in the Dinosaur Park Formation (Judith River Group, Upper Cretaceous) of southern Alberta, Canada. Palaios 12:43-58 [J. Alroy/J. Alroy/J. Alroy] |