South Dragon Canyon, "lizard locality": Late/Upper Maastrichtian, Utah
collected by C. W. Gilmore, C. L. Gazin 1937-1940
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Polyglyphanodontidae
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Lacertilia indet.
Owen 1842
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50 individuals | |||||||||
| "small lizard" | ||||||||||
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= Polyglyphanodon sternbergi n. gen., n. sp.
Gilmore 1940
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Gilmore 1940 | |||||||||
| USNM 15477, 16589 (= CM 9188) | ||||||||||
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Paraglyphanodon utahensis n. gen., n. sp.
Gilmore 1940
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Gilmore 1940 | 1 individual | ||||||||
| USNM 15668 | ||||||||||
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Paraglyphanodon gazini n. sp.
Gilmore 1943
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Gilmore 1943 | 1 individual | ||||||||
| USNM 16580 | ||||||||||
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Reptilia
- Elongatoolithidae
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Spongioolithus hirschi
Bray 1999
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Bray 1999 | |||||||||
| HEC 80 | ||||||||||
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Reptilia
- Spheroolithidae
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Spheroolithus sp.
Zhao 1979
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Bray 1999 | |||||||||
| UCM 73461, HEC 760 consisting of more than 17 fragments. | ||||||||||
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Spheroolithus indet.
Zhao 1979
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Bray 1999 | |||||||||
| UCM 73462, HEC 830-1,2, consisting of 3 fragments | ||||||||||
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Reptilia
- Saltasauridae
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Alamosaurus sanjuanensis
Gilmore 1922
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Gilmore 1946 | 1 individual | ||||||||
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Reptilia
- Prismatoolithidae
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Spheruprismatoolithus condensis
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Bray 1999 | |||||||||
| HEC 832-1,2,3; thousands of fragments | ||||||||||
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Prismatoolithus jenseni
Bray 1999
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Bray 1999 | |||||||||
| HEC 761; HEC 829-1, 2, 3; HEC 831-1 | ||||||||||
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Reptilia
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Pinacosuchus mantiensis n. gen., n. sp.
Gilmore 1942
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Gilmore 1942 | 1 individual | ||||||||
| USNM 16592 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Utah | County: | Emery |
| Coordinates: | 39.2° North, 111.3° West (view map) | ||||
| Paleocoordinates: | 47.0° North, 88.3° West | ||||
| Basis of coordinate: | stated in text | ||||
| Altitude: | 2181 meters | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| Key time interval: | Late/Upper Maastrichtian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
| Formation: | North Horn | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: lower part of formation | |||||
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | concentrated |
| Size of fossils: | macrofossils |
| Spatial orientation: | life position |
| Preservation of anatomical detail: | excellent |
| Abundance in sediment: | abundant |
| Articulated whole bodies: | many |
| Associated major elements: | some |
| Spatial resolution: | autochthonous |
Collection methods and comments
| Collection methods: | selective quarrying,surface (in situ),mechanical,field collection | ||
| Reason for describing collection: | general faunal/floral analysis | ||
| Museum repositories: | USNM | ||
| Collectors: | C. W. Gilmore, C. L. Gazin | Collection dates: | 1937-1940 |
Metadata
| Also known as: | 1937 Smithsonian Paleontological Expedition, CM Loc. 3022 | ||
| Database number: | 45721 | ||
| Authorizer: | M. Carrano, J. Alroy | Enterer: | M. Carrano, A. Garcia Selles |
| Modifier: | G. Varnham | Research group: | vertebrate |
| Created: | 2004-11-29 06:40:14 | Last modified: | 2022-04-27 06:11:17 |
| Access level: | the public | Released: | 2004-11-29 06:40:14 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 14585. | ETE | C. W. Gilmore. 1938. Fossil hunting in Utah and Arizona. Explorations and Field-Work of the Smithsonian Institution in 1937 3480:1-4 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 13291 | ETE | E. S. Bray. 1999. Eggs and eggshell from the Upper Cretaceous North Horn Formation, central Utah. In D. D. Gillette (ed.), Vertebrate Paleontology in Utah, Utah Geological Survey Miscellaneous Publication 99-1:361-375 [M. Carrano/M. Carrano/A. Garcia Selles] |
| 38108 | C. L. Gazin. 1940. The third expedition to central Utah in search of dinosaurs and extinct mammals. Explorations and Field-Work of the Smithsonian Institution in 1939 3586:5-8 [M. Carrano/M. Carrano] | |
| 14587 | ETE | C. W. Gilmore. 1940. New fossil lizards from the Upper Cretaceous of Utah. Smithsonian Miscellaneous Collections 99(16):1-3 [M. Carrano/M. Carrano/M. Carrano] |
| 14588 | ETE | C. W. Gilmore. 1942. Osteology of Polyglyphanodon, an Upper Cretaceous lizard from Utah. Proceedings of the United States National Museum 92(3148):229-265 [M. Carrano/M. Carrano/M. Carrano] |
| 14590 | ETE | C. W. Gilmore. 1942. A new fossil reptile from the Upper Cretaceous of Utah. Proceedings of the United States National Museum 93(3158):109-114 [M. Carrano/M. Carrano/M. Carrano] |
| 14589 | ETE | C. W. Gilmore. 1943. Osteology of Upper Cretaceous lizards from Utah, with a description of a new species. Proceedings of the United States National Museum 93(3163):209-214 [M. Carrano/M. Carrano/M. Carrano] |
| 12090 | ETE | C. W. Gilmore. 1946. Reptilian fauna of the North Horn Formation of central Utah. United States Department of the Interior Geological Survey Professional Paper 210-C:29-53 [M. Carrano/M. Carrano/M. Carrano] |
| 33033 | ETE | J. A. Jensen. 1987. New brachiosaur material from the Late Jurassic of Utah and Colorado. Great Britain Naturalist 47(4):592-608 [M. Carrano/M. Oreska] |