Ferris Formation (UW V-92027): Lancian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Ankylosauridae
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Ankylosaurus sp.
Brown 1908
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 26294 | ||||||||||
= Ankylosaurus magniventris
Brown 1908
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Arbour and Mallon 2017 | |||||||||
Reptilia
- Ceratopsidae
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Chasmosaurinae indet.
Lambe 1915
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 26610 "(= Triceratops sp.)" | ||||||||||
Reptilia
- Hadrosauridae
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Hadrosaurinae indet.
Lambe 1918
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Lillegraven and Eberle 1999 | 2 specimens | ||||||||
UW 26600, 27415 | ||||||||||
Reptilia
- Thescelosauridae
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Thescelosauridae indet.
Sternberg 1937
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 26311 | ||||||||||
Reptilia
- Theropoda
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Theropoda indet.
Marsh 1881
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 27445 | ||||||||||
Reptilia
- Dromaeosauridae
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Saurornitholestes sp.
Sues 1978
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 27301 | ||||||||||
Reptilia
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Eusuchia indet.
Huxley 1875
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 27291 "(= "Leidyosuchus")" | ||||||||||
Brachychampsa sp.
Gilmore 1911
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 26536 | ||||||||||
Reptilia
- Testudines
- Trionychidae
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Trionychidae sp.
Gray 1825
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Holroyd and Hutchison 2002 | 1 specimen | ||||||||
UW 30604 | ||||||||||
Reptilia
- Squamata
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Squamata indet.
Oppel 1811
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 27227 | ||||||||||
Mammalia
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Alphadon lulli
Clemens 1966
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1 specimen | |||||||||
= Protalphadon cf. lulli
Clemens 1966
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Alroy 2002 | |||||||||
Mammalia
- Multituberculata
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Multituberculata indet.
Cope 1884
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Mammalia
- Multituberculata
- Cimolodontidae
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Cimolodon nitidus
Marsh 1889
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1 specimen | |||||||||
Amphibia
- Temnospondyli
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Caudata indet.
Scopoli 1777
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 27213 | ||||||||||
Amphibia
- Temnospondyli
- Urodela
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Habrosaurus dilatus
Gilmore 1928
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 26619 | ||||||||||
Actinopteri
- Lepisosteiformes
- Lepisosteidae
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Lepisosteidae indet.
Cuvier 1825
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 26537 | ||||||||||
Actinopteri
- Amiiformes
- Amiidae
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Cyclurus fragosa
(Jordan 1927)
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
recombined as Cyclurus fragosus | ||||||||||
UW 26538 | ||||||||||
Chondrichthyes
- Hybodontiformes
- Lonchidiidae
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Lissodus selachos
(Estes 1964)
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
original and current combination Lonchidion selachos | ||||||||||
UW 26589 | ||||||||||
Chondrichthyes
- Rajiformes
- Rhinobatidae
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Myledaphus bipartitus
Cope 1876
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Lillegraven and Eberle 1999 | 1 specimen | ||||||||
UW 26603 | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Carbon |
Coordinates: | 41.9° North, 106.9° West (view map) | ||||
Paleocoordinates: | 48.9° North, 82.4° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | small collection |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 | *Epoch: | Senonian | *Local age/stage: | Lancian |
Key time interval: | Lancian | ||
Age range of interval: | 70.60000 - 66.00000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Lithology and environment
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Collection size: | 2 specimens |
Reason for describing collection: | biostratigraphic analysis |
Museum repositories: | UW |
Metadata
Also known as: | A Gathering of Ankylosaurs | ||
Database number: | 14541 | ||
Authorizer: | J. Alroy, M. Carrano, R. Benson | Enterer: | J. Alroy, M. Carrano, R. Benson |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 1998-09-21 00:00:00 | Last modified: | 2007-10-05 17:38:21 |
Access level: | the public | Released: | 1998-09-21 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
1419. | J. J. Eberle and J. A. Lillegraven. 1998. A new important record of earliest Cenozoic mammalian history: geologic setting, Multituberculata, and Peradectia. Rocky Mountain Geology 33(1):3-47 [J. Alroy/J. Alroy/J. Alroy] |
Secondary references:
6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
71136 | V. M. Arbour and J. C. Mallon. 2017. Unusual cranial and postcranial anatomy in the archetypal ankylosaur Ankylosaurus magniventris. Facets 2(2):764-794 [M. Carrano/M. Carrano] | |
42536 | P. A. Holroyd and J. H. Hutchison. 2002. Patterns of geographic variation in latest Cretaceous vertebrates: evidence from the turtle component. Geological Society of America Special Paper 361:177-190 [R. Benson/R. Benson] | |
2236 | J. A. Lillegraven and J. J. Eberle. 1999. Vertebrate faunal changes through Lancian and Puercan time in southern Wyoming. Journal of Paleontology 73(4):691-710 [J. Alroy/J. Alroy/J. Alroy] |